diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 44f104d41f..5e13ce5341 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -119,7 +119,7 @@ Don't stress too much about PR titles. The maintainers will help you get the tit
 By contributing to PipeCD, you agree that your contributions will be licensed under the Apache License Version 2. Include the following header at the top of your new file(s):
 
 ```go
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/Makefile b/Makefile
index ac8ac831a8..cbe595a394 100644
--- a/Makefile
+++ b/Makefile
@@ -183,6 +183,10 @@ update/docsy:
 	rm -rf docs/themes/docsy
 	git clone --recurse-submodules --depth 1 https://github.com/google/docsy.git docs/themes/docsy
 
+.PHONY: update/copyright
+update/copyright:
+	./hack/update-copyright.sh
+
 # Generate commands
 
 .PHONY: gen/code
diff --git a/cmd/helloworld/main.go b/cmd/helloworld/main.go
index b6d5b9398b..16a4be297c 100644
--- a/cmd/helloworld/main.go
+++ b/cmd/helloworld/main.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/cmd/launcher/main.go b/cmd/launcher/main.go
index 69c8871b49..3b2d32e6cd 100644
--- a/cmd/launcher/main.go
+++ b/cmd/launcher/main.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/cmd/pipecd/main.go b/cmd/pipecd/main.go
index a00a6f61a5..789933d9f1 100644
--- a/cmd/pipecd/main.go
+++ b/cmd/pipecd/main.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/cmd/pipecd/ops.go b/cmd/pipecd/ops.go
index 615ba21504..f1066c6629 100644
--- a/cmd/pipecd/ops.go
+++ b/cmd/pipecd/ops.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/cmd/pipecd/server.go b/cmd/pipecd/server.go
index 9a5599be40..b0ec9e96f4 100644
--- a/cmd/pipecd/server.go
+++ b/cmd/pipecd/server.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/cmd/pipectl/main.go b/cmd/pipectl/main.go
index 3dd0d28ed2..9b08e19993 100644
--- a/cmd/pipectl/main.go
+++ b/cmd/pipectl/main.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/cmd/piped/main.go b/cmd/piped/main.go
index e84aff9def..bf3ec95607 100644
--- a/cmd/piped/main.go
+++ b/cmd/piped/main.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/docs/main.go b/docs/main.go
index 08097cbc82..5a60a2f942 100644
--- a/docs/main.go
+++ b/docs/main.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/hack/boilerplate.go.txt b/hack/boilerplate.go.txt
index 0d964bd20b..cb40472e71 100644
--- a/hack/boilerplate.go.txt
+++ b/hack/boilerplate.go.txt
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/hack/cherry-pick.sh b/hack/cherry-pick.sh
index 5f122e5090..8dd43eb205 100755
--- a/hack/cherry-pick.sh
+++ b/hack/cherry-pick.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-# Copyright 2023 The PipeCD Authors.
+# Copyright 2024 The PipeCD Authors.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/hack/create-kind-cluster.sh b/hack/create-kind-cluster.sh
index 25c714ab15..f2a8c43716 100755
--- a/hack/create-kind-cluster.sh
+++ b/hack/create-kind-cluster.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-# Copyright 2023 The PipeCD Authors.
+# Copyright 2024 The PipeCD Authors.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/hack/gen-contributions.sh b/hack/gen-contributions.sh
index 56e3de95ad..bce42f1396 100755
--- a/hack/gen-contributions.sh
+++ b/hack/gen-contributions.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-# Copyright 2023 The PipeCD Authors.
+# Copyright 2024 The PipeCD Authors.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/hack/gen-release-docs.sh b/hack/gen-release-docs.sh
index 5327174018..0a527e2212 100755
--- a/hack/gen-release-docs.sh
+++ b/hack/gen-release-docs.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-# Copyright 2023 The PipeCD Authors.
+# Copyright 2024 The PipeCD Authors.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/hack/gen-release.sh b/hack/gen-release.sh
index b0b34a37b6..ba9c68aed4 100755
--- a/hack/gen-release.sh
+++ b/hack/gen-release.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-# Copyright 2023 The PipeCD Authors.
+# Copyright 2024 The PipeCD Authors.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/hack/update-copyright.sh b/hack/update-copyright.sh
new file mode 100755
index 0000000000..43282dbce5
--- /dev/null
+++ b/hack/update-copyright.sh
@@ -0,0 +1,19 @@
+#!/usr/bin/env bash
+
+# Copyright 2024 The PipeCD Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+ROOT_DIR='./'
+
+for i in `grep -rlZ "Copyright [0-9]\{4\} The PipeCD Authors" $ROOT_DIR`; do sed -i '' "s/Copyright [0-9]\{4\} The PipeCD Authors/Copyright $(date +%Y) The PipeCD Authors/g" $i; done
diff --git a/pkg/admin/admin.go b/pkg/admin/admin.go
index 2900e274e8..61a6275da8 100644
--- a/pkg/admin/admin.go
+++ b/pkg/admin/admin.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/admin/admin_test.go b/pkg/admin/admin_test.go
index bcab6ad5fb..03b399ae9b 100644
--- a/pkg/admin/admin_test.go
+++ b/pkg/admin/admin_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/admin/doc.go b/pkg/admin/doc.go
index 878f3f7ddb..cfb263a8d0 100644
--- a/pkg/admin/doc.go
+++ b/pkg/admin/doc.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/helloworld/api/api.go b/pkg/app/helloworld/api/api.go
index 7a925ab981..e8d2bcb049 100644
--- a/pkg/app/helloworld/api/api.go
+++ b/pkg/app/helloworld/api/api.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/helloworld/cmd/samplecli/samplecli.go b/pkg/app/helloworld/cmd/samplecli/samplecli.go
index 02ddd7af96..1d9c5c81ed 100644
--- a/pkg/app/helloworld/cmd/samplecli/samplecli.go
+++ b/pkg/app/helloworld/cmd/samplecli/samplecli.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/helloworld/cmd/server/server.go b/pkg/app/helloworld/cmd/server/server.go
index f5b10551c7..8b04e9a355 100644
--- a/pkg/app/helloworld/cmd/server/server.go
+++ b/pkg/app/helloworld/cmd/server/server.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/helloworld/service/client.go b/pkg/app/helloworld/service/client.go
index a957491e55..0c38bee928 100644
--- a/pkg/app/helloworld/service/client.go
+++ b/pkg/app/helloworld/service/client.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/helloworld/service/service.pb.go b/pkg/app/helloworld/service/service.pb.go
index 8217c777ff..eb231157b7 100644
--- a/pkg/app/helloworld/service/service.pb.go
+++ b/pkg/app/helloworld/service/service.pb.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/helloworld/service/service.proto b/pkg/app/helloworld/service/service.proto
index 516a054d70..7703eb4db4 100644
--- a/pkg/app/helloworld/service/service.proto
+++ b/pkg/app/helloworld/service/service.proto
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/launcher/cmd/launcher/binary.go b/pkg/app/launcher/cmd/launcher/binary.go
index 2367b58c04..8b5a15f61a 100644
--- a/pkg/app/launcher/cmd/launcher/binary.go
+++ b/pkg/app/launcher/cmd/launcher/binary.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/launcher/cmd/launcher/binary_test.go b/pkg/app/launcher/cmd/launcher/binary_test.go
index d8bf203e90..1e277c727c 100644
--- a/pkg/app/launcher/cmd/launcher/binary_test.go
+++ b/pkg/app/launcher/cmd/launcher/binary_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/launcher/cmd/launcher/launcher.go b/pkg/app/launcher/cmd/launcher/launcher.go
index 04ac8de008..df3f35149e 100644
--- a/pkg/app/launcher/cmd/launcher/launcher.go
+++ b/pkg/app/launcher/cmd/launcher/launcher.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/ops/apikeylastusedtimeupdater/apikeylastusedtimeupdater.go b/pkg/app/ops/apikeylastusedtimeupdater/apikeylastusedtimeupdater.go
index d0bdcab432..53c7756333 100644
--- a/pkg/app/ops/apikeylastusedtimeupdater/apikeylastusedtimeupdater.go
+++ b/pkg/app/ops/apikeylastusedtimeupdater/apikeylastusedtimeupdater.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/ops/deploymentchaincontroller/controller.go b/pkg/app/ops/deploymentchaincontroller/controller.go
index d40f65cf4f..0b518a1b28 100644
--- a/pkg/app/ops/deploymentchaincontroller/controller.go
+++ b/pkg/app/ops/deploymentchaincontroller/controller.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/ops/deploymentchaincontroller/updater.go b/pkg/app/ops/deploymentchaincontroller/updater.go
index 38a56dde75..b12f807aa0 100644
--- a/pkg/app/ops/deploymentchaincontroller/updater.go
+++ b/pkg/app/ops/deploymentchaincontroller/updater.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/ops/firestoreindexensurer/gcloud.go b/pkg/app/ops/firestoreindexensurer/gcloud.go
index 5ad4926130..136b622942 100644
--- a/pkg/app/ops/firestoreindexensurer/gcloud.go
+++ b/pkg/app/ops/firestoreindexensurer/gcloud.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/ops/firestoreindexensurer/gcloud_test.go b/pkg/app/ops/firestoreindexensurer/gcloud_test.go
index d05a3611b3..8f9eaf58a5 100644
--- a/pkg/app/ops/firestoreindexensurer/gcloud_test.go
+++ b/pkg/app/ops/firestoreindexensurer/gcloud_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/ops/firestoreindexensurer/indexensurer.go b/pkg/app/ops/firestoreindexensurer/indexensurer.go
index 76e8ee0102..d1708aeeb2 100644
--- a/pkg/app/ops/firestoreindexensurer/indexensurer.go
+++ b/pkg/app/ops/firestoreindexensurer/indexensurer.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/ops/firestoreindexensurer/indexensurer_test.go b/pkg/app/ops/firestoreindexensurer/indexensurer_test.go
index d05a3611b3..8f9eaf58a5 100644
--- a/pkg/app/ops/firestoreindexensurer/indexensurer_test.go
+++ b/pkg/app/ops/firestoreindexensurer/indexensurer_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/ops/firestoreindexensurer/indexes.go b/pkg/app/ops/firestoreindexensurer/indexes.go
index 5a92cac154..9f3b127413 100644
--- a/pkg/app/ops/firestoreindexensurer/indexes.go
+++ b/pkg/app/ops/firestoreindexensurer/indexes.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/ops/firestoreindexensurer/indexes_test.go b/pkg/app/ops/firestoreindexensurer/indexes_test.go
index cc7fc6bb85..201076fd79 100644
--- a/pkg/app/ops/firestoreindexensurer/indexes_test.go
+++ b/pkg/app/ops/firestoreindexensurer/indexes_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/ops/handler/handler.go b/pkg/app/ops/handler/handler.go
index 757b643636..a4cc24b3d0 100644
--- a/pkg/app/ops/handler/handler.go
+++ b/pkg/app/ops/handler/handler.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/ops/handler/handler_test.go b/pkg/app/ops/handler/handler_test.go
index 297132c64d..06eacc1459 100644
--- a/pkg/app/ops/handler/handler_test.go
+++ b/pkg/app/ops/handler/handler_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/ops/insightcollector/application_collector.go b/pkg/app/ops/insightcollector/application_collector.go
index bb8afb2644..4c8e77a8a7 100644
--- a/pkg/app/ops/insightcollector/application_collector.go
+++ b/pkg/app/ops/insightcollector/application_collector.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/ops/insightcollector/collector.go b/pkg/app/ops/insightcollector/collector.go
index 225fe3378c..2516e4521e 100644
--- a/pkg/app/ops/insightcollector/collector.go
+++ b/pkg/app/ops/insightcollector/collector.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/ops/insightcollector/deployment_collector.go b/pkg/app/ops/insightcollector/deployment_collector.go
index e63e085a8d..04adfd97a9 100644
--- a/pkg/app/ops/insightcollector/deployment_collector.go
+++ b/pkg/app/ops/insightcollector/deployment_collector.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/ops/mysqlensurer/client.go b/pkg/app/ops/mysqlensurer/client.go
index 9ac3df1de1..36095d4f16 100644
--- a/pkg/app/ops/mysqlensurer/client.go
+++ b/pkg/app/ops/mysqlensurer/client.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/ops/mysqlensurer/sqlsensurer.go b/pkg/app/ops/mysqlensurer/sqlsensurer.go
index 403391e925..c1a4b99bac 100644
--- a/pkg/app/ops/mysqlensurer/sqlsensurer.go
+++ b/pkg/app/ops/mysqlensurer/sqlsensurer.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/ops/orphancommandcleaner/orphancommandcleaner.go b/pkg/app/ops/orphancommandcleaner/orphancommandcleaner.go
index 8e746e496d..1aa1f6e7a4 100644
--- a/pkg/app/ops/orphancommandcleaner/orphancommandcleaner.go
+++ b/pkg/app/ops/orphancommandcleaner/orphancommandcleaner.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/ops/pipedstatsbuilder/builder.go b/pkg/app/ops/pipedstatsbuilder/builder.go
index dc09d7fdaa..61a50d88c5 100644
--- a/pkg/app/ops/pipedstatsbuilder/builder.go
+++ b/pkg/app/ops/pipedstatsbuilder/builder.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/ops/pipedstatsbuilder/builder_test.go b/pkg/app/ops/pipedstatsbuilder/builder_test.go
index b4220c702d..0e6f92c23d 100644
--- a/pkg/app/ops/pipedstatsbuilder/builder_test.go
+++ b/pkg/app/ops/pipedstatsbuilder/builder_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/ops/planpreviewoutputcleaner/cleaner.go b/pkg/app/ops/planpreviewoutputcleaner/cleaner.go
index b490a9bc3c..9629ca05e0 100644
--- a/pkg/app/ops/planpreviewoutputcleaner/cleaner.go
+++ b/pkg/app/ops/planpreviewoutputcleaner/cleaner.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/ops/platformprovidermigration/runner.go b/pkg/app/ops/platformprovidermigration/runner.go
index a27792a6d5..891eed70b1 100644
--- a/pkg/app/ops/platformprovidermigration/runner.go
+++ b/pkg/app/ops/platformprovidermigration/runner.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/ops/staledpipedstatcleaner/cleaner.go b/pkg/app/ops/staledpipedstatcleaner/cleaner.go
index 1ab0198c95..d8122e3b78 100644
--- a/pkg/app/ops/staledpipedstatcleaner/cleaner.go
+++ b/pkg/app/ops/staledpipedstatcleaner/cleaner.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/pipectl/client/application.go b/pkg/app/pipectl/client/application.go
index e8115dc133..3c4a254f31 100644
--- a/pkg/app/pipectl/client/application.go
+++ b/pkg/app/pipectl/client/application.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/pipectl/client/client.go b/pkg/app/pipectl/client/client.go
index 6ef45513c0..fd6ace3891 100644
--- a/pkg/app/pipectl/client/client.go
+++ b/pkg/app/pipectl/client/client.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/pipectl/client/deployment.go b/pkg/app/pipectl/client/deployment.go
index bd36170ab9..09a625bb05 100644
--- a/pkg/app/pipectl/client/deployment.go
+++ b/pkg/app/pipectl/client/deployment.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/pipectl/cmd/application/add.go b/pkg/app/pipectl/cmd/application/add.go
index 6d6493b469..26e25badd1 100644
--- a/pkg/app/pipectl/cmd/application/add.go
+++ b/pkg/app/pipectl/cmd/application/add.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/pipectl/cmd/application/application.go b/pkg/app/pipectl/cmd/application/application.go
index fa468998b7..e5c46208d4 100644
--- a/pkg/app/pipectl/cmd/application/application.go
+++ b/pkg/app/pipectl/cmd/application/application.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/pipectl/cmd/application/delete.go b/pkg/app/pipectl/cmd/application/delete.go
index 482626196f..67ac7d6be0 100644
--- a/pkg/app/pipectl/cmd/application/delete.go
+++ b/pkg/app/pipectl/cmd/application/delete.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/pipectl/cmd/application/disable.go b/pkg/app/pipectl/cmd/application/disable.go
index 4c804e0d03..348faabca3 100644
--- a/pkg/app/pipectl/cmd/application/disable.go
+++ b/pkg/app/pipectl/cmd/application/disable.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/pipectl/cmd/application/get.go b/pkg/app/pipectl/cmd/application/get.go
index 7628eb26f4..2704212ac2 100644
--- a/pkg/app/pipectl/cmd/application/get.go
+++ b/pkg/app/pipectl/cmd/application/get.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/pipectl/cmd/application/list.go b/pkg/app/pipectl/cmd/application/list.go
index ef71d25bec..85990d2e9b 100644
--- a/pkg/app/pipectl/cmd/application/list.go
+++ b/pkg/app/pipectl/cmd/application/list.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/pipectl/cmd/application/sync.go b/pkg/app/pipectl/cmd/application/sync.go
index 87ef1c1d46..eeb54d3744 100644
--- a/pkg/app/pipectl/cmd/application/sync.go
+++ b/pkg/app/pipectl/cmd/application/sync.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/pipectl/cmd/deployment/deployment.go b/pkg/app/pipectl/cmd/deployment/deployment.go
index 7554e43a19..bb5a37991d 100644
--- a/pkg/app/pipectl/cmd/deployment/deployment.go
+++ b/pkg/app/pipectl/cmd/deployment/deployment.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/pipectl/cmd/deployment/list.go b/pkg/app/pipectl/cmd/deployment/list.go
index 97c37c717b..f4a18942c6 100644
--- a/pkg/app/pipectl/cmd/deployment/list.go
+++ b/pkg/app/pipectl/cmd/deployment/list.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/pipectl/cmd/deployment/logs.go b/pkg/app/pipectl/cmd/deployment/logs.go
index 032158cf6a..94e075f84d 100644
--- a/pkg/app/pipectl/cmd/deployment/logs.go
+++ b/pkg/app/pipectl/cmd/deployment/logs.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/pipectl/cmd/deployment/waitstatus.go b/pkg/app/pipectl/cmd/deployment/waitstatus.go
index 9550f47319..c65e7fa0c1 100644
--- a/pkg/app/pipectl/cmd/deployment/waitstatus.go
+++ b/pkg/app/pipectl/cmd/deployment/waitstatus.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/pipectl/cmd/encrypt/encrypt.go b/pkg/app/pipectl/cmd/encrypt/encrypt.go
index 16f8e64e52..595d1df672 100644
--- a/pkg/app/pipectl/cmd/encrypt/encrypt.go
+++ b/pkg/app/pipectl/cmd/encrypt/encrypt.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/pipectl/cmd/event/event.go b/pkg/app/pipectl/cmd/event/event.go
index d618398459..62daa07542 100644
--- a/pkg/app/pipectl/cmd/event/event.go
+++ b/pkg/app/pipectl/cmd/event/event.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/pipectl/cmd/event/register.go b/pkg/app/pipectl/cmd/event/register.go
index 9c1307e6cd..fe911092f7 100644
--- a/pkg/app/pipectl/cmd/event/register.go
+++ b/pkg/app/pipectl/cmd/event/register.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/pipectl/cmd/piped/disable.go b/pkg/app/pipectl/cmd/piped/disable.go
index fa1f0cf40a..0281ddac9b 100644
--- a/pkg/app/pipectl/cmd/piped/disable.go
+++ b/pkg/app/pipectl/cmd/piped/disable.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/pipectl/cmd/piped/enable.go b/pkg/app/pipectl/cmd/piped/enable.go
index 013996847f..9b099f6762 100644
--- a/pkg/app/pipectl/cmd/piped/enable.go
+++ b/pkg/app/pipectl/cmd/piped/enable.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/pipectl/cmd/piped/piped.go b/pkg/app/pipectl/cmd/piped/piped.go
index 8e3a238568..c15627ba93 100644
--- a/pkg/app/pipectl/cmd/piped/piped.go
+++ b/pkg/app/pipectl/cmd/piped/piped.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/pipectl/cmd/planpreview/planpreview.go b/pkg/app/pipectl/cmd/planpreview/planpreview.go
index f16c2f33a0..41cd6debe7 100644
--- a/pkg/app/pipectl/cmd/planpreview/planpreview.go
+++ b/pkg/app/pipectl/cmd/planpreview/planpreview.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/pipectl/cmd/planpreview/planpreview_test.go b/pkg/app/pipectl/cmd/planpreview/planpreview_test.go
index d6dd8219b8..f8715fef02 100644
--- a/pkg/app/pipectl/cmd/planpreview/planpreview_test.go
+++ b/pkg/app/pipectl/cmd/planpreview/planpreview_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/pipectl/cmd/quickstart/quickstart.go b/pkg/app/pipectl/cmd/quickstart/quickstart.go
index f217951a71..57b239ed83 100644
--- a/pkg/app/pipectl/cmd/quickstart/quickstart.go
+++ b/pkg/app/pipectl/cmd/quickstart/quickstart.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/pipectl/cmd/quickstart/tool_darwin.go b/pkg/app/pipectl/cmd/quickstart/tool_darwin.go
index 458449277c..f5982e424d 100644
--- a/pkg/app/pipectl/cmd/quickstart/tool_darwin.go
+++ b/pkg/app/pipectl/cmd/quickstart/tool_darwin.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/pipectl/cmd/quickstart/tool_linux.go b/pkg/app/pipectl/cmd/quickstart/tool_linux.go
index 74e1cee9fc..e9d8831ef7 100644
--- a/pkg/app/pipectl/cmd/quickstart/tool_linux.go
+++ b/pkg/app/pipectl/cmd/quickstart/tool_linux.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/analysisprovider/http/http.go b/pkg/app/piped/analysisprovider/http/http.go
index 2bbe79d564..e707ac8dec 100644
--- a/pkg/app/piped/analysisprovider/http/http.go
+++ b/pkg/app/piped/analysisprovider/http/http.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/analysisprovider/log/factory/factory.go b/pkg/app/piped/analysisprovider/log/factory/factory.go
index 69406309eb..8aaf6481ef 100644
--- a/pkg/app/piped/analysisprovider/log/factory/factory.go
+++ b/pkg/app/piped/analysisprovider/log/factory/factory.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/analysisprovider/log/provider.go b/pkg/app/piped/analysisprovider/log/provider.go
index 6525fcf128..dba70bcb65 100644
--- a/pkg/app/piped/analysisprovider/log/provider.go
+++ b/pkg/app/piped/analysisprovider/log/provider.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/analysisprovider/log/stackdriver/stackdriver.go b/pkg/app/piped/analysisprovider/log/stackdriver/stackdriver.go
index 5840a056e1..cf2da9c0a4 100644
--- a/pkg/app/piped/analysisprovider/log/stackdriver/stackdriver.go
+++ b/pkg/app/piped/analysisprovider/log/stackdriver/stackdriver.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/analysisprovider/metrics/datadog/datadog.go b/pkg/app/piped/analysisprovider/metrics/datadog/datadog.go
index e3754aa579..c1e02a97a2 100644
--- a/pkg/app/piped/analysisprovider/metrics/datadog/datadog.go
+++ b/pkg/app/piped/analysisprovider/metrics/datadog/datadog.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/analysisprovider/metrics/datadog/datadog_test.go b/pkg/app/piped/analysisprovider/metrics/datadog/datadog_test.go
index f1e56b03b6..249970e5cc 100644
--- a/pkg/app/piped/analysisprovider/metrics/datadog/datadog_test.go
+++ b/pkg/app/piped/analysisprovider/metrics/datadog/datadog_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/analysisprovider/metrics/factory/factory.go b/pkg/app/piped/analysisprovider/metrics/factory/factory.go
index e6da7b0159..66ea13843a 100644
--- a/pkg/app/piped/analysisprovider/metrics/factory/factory.go
+++ b/pkg/app/piped/analysisprovider/metrics/factory/factory.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/analysisprovider/metrics/prometheus/fake_client.go b/pkg/app/piped/analysisprovider/metrics/prometheus/fake_client.go
index a21f362d5e..f2c81c4a5a 100644
--- a/pkg/app/piped/analysisprovider/metrics/prometheus/fake_client.go
+++ b/pkg/app/piped/analysisprovider/metrics/prometheus/fake_client.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/analysisprovider/metrics/prometheus/prometheus.go b/pkg/app/piped/analysisprovider/metrics/prometheus/prometheus.go
index 9b9152bc7d..81a7af7b49 100644
--- a/pkg/app/piped/analysisprovider/metrics/prometheus/prometheus.go
+++ b/pkg/app/piped/analysisprovider/metrics/prometheus/prometheus.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/analysisprovider/metrics/prometheus/prometheus_test.go b/pkg/app/piped/analysisprovider/metrics/prometheus/prometheus_test.go
index b9b25d2b30..1a6ebaf92c 100644
--- a/pkg/app/piped/analysisprovider/metrics/prometheus/prometheus_test.go
+++ b/pkg/app/piped/analysisprovider/metrics/prometheus/prometheus_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/analysisprovider/metrics/provider.go b/pkg/app/piped/analysisprovider/metrics/provider.go
index deb61fe42d..07f704aab9 100644
--- a/pkg/app/piped/analysisprovider/metrics/provider.go
+++ b/pkg/app/piped/analysisprovider/metrics/provider.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/apistore/analysisresultstore/store.go b/pkg/app/piped/apistore/analysisresultstore/store.go
index 8971da2044..f88d0ec79e 100644
--- a/pkg/app/piped/apistore/analysisresultstore/store.go
+++ b/pkg/app/piped/apistore/analysisresultstore/store.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/apistore/applicationstore/store.go b/pkg/app/piped/apistore/applicationstore/store.go
index 962124a7cd..3d43975675 100644
--- a/pkg/app/piped/apistore/applicationstore/store.go
+++ b/pkg/app/piped/apistore/applicationstore/store.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/apistore/commandstore/store.go b/pkg/app/piped/apistore/commandstore/store.go
index 3fdf49a7bc..536def060a 100644
--- a/pkg/app/piped/apistore/commandstore/store.go
+++ b/pkg/app/piped/apistore/commandstore/store.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/apistore/deploymentstore/store.go b/pkg/app/piped/apistore/deploymentstore/store.go
index cc98ec31af..6db37a16a6 100644
--- a/pkg/app/piped/apistore/deploymentstore/store.go
+++ b/pkg/app/piped/apistore/deploymentstore/store.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/apistore/eventstore/store.go b/pkg/app/piped/apistore/eventstore/store.go
index b812b72162..2808e96124 100644
--- a/pkg/app/piped/apistore/eventstore/store.go
+++ b/pkg/app/piped/apistore/eventstore/store.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/appconfigreporter/appconfigreporter.go b/pkg/app/piped/appconfigreporter/appconfigreporter.go
index d18ec3c9cc..68cb3aefa9 100644
--- a/pkg/app/piped/appconfigreporter/appconfigreporter.go
+++ b/pkg/app/piped/appconfigreporter/appconfigreporter.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/appconfigreporter/appconfigreporter_test.go b/pkg/app/piped/appconfigreporter/appconfigreporter_test.go
index 91a3255193..63084dc33b 100644
--- a/pkg/app/piped/appconfigreporter/appconfigreporter_test.go
+++ b/pkg/app/piped/appconfigreporter/appconfigreporter_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/chartrepo/chartrepo.go b/pkg/app/piped/chartrepo/chartrepo.go
index eabd3672ac..08090b2da9 100644
--- a/pkg/app/piped/chartrepo/chartrepo.go
+++ b/pkg/app/piped/chartrepo/chartrepo.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/cmd/piped/piped.go b/pkg/app/piped/cmd/piped/piped.go
index 1a9507e6f7..8ad22d8b56 100644
--- a/pkg/app/piped/cmd/piped/piped.go
+++ b/pkg/app/piped/cmd/piped/piped.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/controller/controller.go b/pkg/app/piped/controller/controller.go
index 65f1923520..7924eae0da 100644
--- a/pkg/app/piped/controller/controller.go
+++ b/pkg/app/piped/controller/controller.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/controller/controllermetrics/metrics.go b/pkg/app/piped/controller/controllermetrics/metrics.go
index d42cb7feac..5abf532991 100644
--- a/pkg/app/piped/controller/controllermetrics/metrics.go
+++ b/pkg/app/piped/controller/controllermetrics/metrics.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/controller/planner.go b/pkg/app/piped/controller/planner.go
index 0beef633c2..76ef9a3692 100644
--- a/pkg/app/piped/controller/planner.go
+++ b/pkg/app/piped/controller/planner.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/controller/scheduler.go b/pkg/app/piped/controller/scheduler.go
index 91e0bf63a2..5da9289d23 100644
--- a/pkg/app/piped/controller/scheduler.go
+++ b/pkg/app/piped/controller/scheduler.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/deploysource/deploysource.go b/pkg/app/piped/deploysource/deploysource.go
index 57c621b698..9b87e5bcf9 100644
--- a/pkg/app/piped/deploysource/deploysource.go
+++ b/pkg/app/piped/deploysource/deploysource.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/deploysource/sourcecloner.go b/pkg/app/piped/deploysource/sourcecloner.go
index f1cde4ed9e..90318e5cb7 100644
--- a/pkg/app/piped/deploysource/sourcecloner.go
+++ b/pkg/app/piped/deploysource/sourcecloner.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/driftdetector/cloudrun/detector.go b/pkg/app/piped/driftdetector/cloudrun/detector.go
index 914b51ccdb..1bf4f6997b 100644
--- a/pkg/app/piped/driftdetector/cloudrun/detector.go
+++ b/pkg/app/piped/driftdetector/cloudrun/detector.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/driftdetector/detector.go b/pkg/app/piped/driftdetector/detector.go
index e4e803a569..a9da259e7d 100644
--- a/pkg/app/piped/driftdetector/detector.go
+++ b/pkg/app/piped/driftdetector/detector.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/driftdetector/kubernetes/detector.go b/pkg/app/piped/driftdetector/kubernetes/detector.go
index 1f951e7fd2..72b01fb42e 100644
--- a/pkg/app/piped/driftdetector/kubernetes/detector.go
+++ b/pkg/app/piped/driftdetector/kubernetes/detector.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/driftdetector/lambda/detector.go b/pkg/app/piped/driftdetector/lambda/detector.go
index a5864a6565..45aa0a7a38 100644
--- a/pkg/app/piped/driftdetector/lambda/detector.go
+++ b/pkg/app/piped/driftdetector/lambda/detector.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/driftdetector/terraform/detector.go b/pkg/app/piped/driftdetector/terraform/detector.go
index 005e095735..ecec7b47b5 100644
--- a/pkg/app/piped/driftdetector/terraform/detector.go
+++ b/pkg/app/piped/driftdetector/terraform/detector.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/eventwatcher/eventwatcher.go b/pkg/app/piped/eventwatcher/eventwatcher.go
index d53838e8e3..d3088d1363 100644
--- a/pkg/app/piped/eventwatcher/eventwatcher.go
+++ b/pkg/app/piped/eventwatcher/eventwatcher.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/eventwatcher/eventwatcher_test.go b/pkg/app/piped/eventwatcher/eventwatcher_test.go
index bb6c0b9f53..61b63ac482 100644
--- a/pkg/app/piped/eventwatcher/eventwatcher_test.go
+++ b/pkg/app/piped/eventwatcher/eventwatcher_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/analysis/analysis.go b/pkg/app/piped/executor/analysis/analysis.go
index 12ad436481..9dedaa34ef 100644
--- a/pkg/app/piped/executor/analysis/analysis.go
+++ b/pkg/app/piped/executor/analysis/analysis.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/analysis/analyzer.go b/pkg/app/piped/executor/analysis/analyzer.go
index 338248b289..50e214a86d 100644
--- a/pkg/app/piped/executor/analysis/analyzer.go
+++ b/pkg/app/piped/executor/analysis/analyzer.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/analysis/mannwhitney/alg.go b/pkg/app/piped/executor/analysis/mannwhitney/alg.go
index dd239d59cd..bab7649abf 100644
--- a/pkg/app/piped/executor/analysis/mannwhitney/alg.go
+++ b/pkg/app/piped/executor/analysis/mannwhitney/alg.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/analysis/mannwhitney/dist.go b/pkg/app/piped/executor/analysis/mannwhitney/dist.go
index 300a5d425a..68bd0282a3 100644
--- a/pkg/app/piped/executor/analysis/mannwhitney/dist.go
+++ b/pkg/app/piped/executor/analysis/mannwhitney/dist.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/analysis/mannwhitney/mannwhitney.go b/pkg/app/piped/executor/analysis/mannwhitney/mannwhitney.go
index 00f7d6123a..6dcf8a6f1d 100644
--- a/pkg/app/piped/executor/analysis/mannwhitney/mannwhitney.go
+++ b/pkg/app/piped/executor/analysis/mannwhitney/mannwhitney.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/analysis/mannwhitney/mannwhitney_test.go b/pkg/app/piped/executor/analysis/mannwhitney/mannwhitney_test.go
index a10c9aa942..9546d0f0d5 100644
--- a/pkg/app/piped/executor/analysis/mannwhitney/mannwhitney_test.go
+++ b/pkg/app/piped/executor/analysis/mannwhitney/mannwhitney_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/analysis/mannwhitney/mathx.go b/pkg/app/piped/executor/analysis/mannwhitney/mathx.go
index 5e3756810e..0cf76e524f 100644
--- a/pkg/app/piped/executor/analysis/mannwhitney/mathx.go
+++ b/pkg/app/piped/executor/analysis/mannwhitney/mathx.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/analysis/mannwhitney/normaldist.go b/pkg/app/piped/executor/analysis/mannwhitney/normaldist.go
index 7186b735e9..90fbce4bad 100644
--- a/pkg/app/piped/executor/analysis/mannwhitney/normaldist.go
+++ b/pkg/app/piped/executor/analysis/mannwhitney/normaldist.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/analysis/mannwhitney/udist.go b/pkg/app/piped/executor/analysis/mannwhitney/udist.go
index 8ccaf7a20e..75da4f3e5e 100644
--- a/pkg/app/piped/executor/analysis/mannwhitney/udist.go
+++ b/pkg/app/piped/executor/analysis/mannwhitney/udist.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/analysis/mannwhitney/udist_test.go b/pkg/app/piped/executor/analysis/mannwhitney/udist_test.go
index 5d26c15c3f..1351e98744 100644
--- a/pkg/app/piped/executor/analysis/mannwhitney/udist_test.go
+++ b/pkg/app/piped/executor/analysis/mannwhitney/udist_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/analysis/mannwhitney/util_test.go b/pkg/app/piped/executor/analysis/mannwhitney/util_test.go
index d3626dd7a4..5c678a6571 100644
--- a/pkg/app/piped/executor/analysis/mannwhitney/util_test.go
+++ b/pkg/app/piped/executor/analysis/mannwhitney/util_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/analysis/metrics_analyzer.go b/pkg/app/piped/executor/analysis/metrics_analyzer.go
index 7b5b96e3b4..77946c8dc5 100644
--- a/pkg/app/piped/executor/analysis/metrics_analyzer.go
+++ b/pkg/app/piped/executor/analysis/metrics_analyzer.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/analysis/metrics_analyzer_test.go b/pkg/app/piped/executor/analysis/metrics_analyzer_test.go
index fe823b4d24..86ccd17886 100644
--- a/pkg/app/piped/executor/analysis/metrics_analyzer_test.go
+++ b/pkg/app/piped/executor/analysis/metrics_analyzer_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/cloudrun/cloudrun.go b/pkg/app/piped/executor/cloudrun/cloudrun.go
index 92e072525e..9a691aeaa1 100644
--- a/pkg/app/piped/executor/cloudrun/cloudrun.go
+++ b/pkg/app/piped/executor/cloudrun/cloudrun.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/cloudrun/cloudrun_test.go b/pkg/app/piped/executor/cloudrun/cloudrun_test.go
index 8db7873e46..fa861da951 100644
--- a/pkg/app/piped/executor/cloudrun/cloudrun_test.go
+++ b/pkg/app/piped/executor/cloudrun/cloudrun_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/cloudrun/deploy.go b/pkg/app/piped/executor/cloudrun/deploy.go
index d56ee99ae1..7bbadc9656 100644
--- a/pkg/app/piped/executor/cloudrun/deploy.go
+++ b/pkg/app/piped/executor/cloudrun/deploy.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/cloudrun/rollback.go b/pkg/app/piped/executor/cloudrun/rollback.go
index ed55019adb..19582e3b1e 100644
--- a/pkg/app/piped/executor/cloudrun/rollback.go
+++ b/pkg/app/piped/executor/cloudrun/rollback.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/customsync/customsync.go b/pkg/app/piped/executor/customsync/customsync.go
index 31c7bc7883..a3906e033a 100644
--- a/pkg/app/piped/executor/customsync/customsync.go
+++ b/pkg/app/piped/executor/customsync/customsync.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/customsync/rollback.go b/pkg/app/piped/executor/customsync/rollback.go
index 99703b8049..4e27fc0940 100644
--- a/pkg/app/piped/executor/customsync/rollback.go
+++ b/pkg/app/piped/executor/customsync/rollback.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/ecs/deploy.go b/pkg/app/piped/executor/ecs/deploy.go
index 2a33342ad4..90d697a09c 100644
--- a/pkg/app/piped/executor/ecs/deploy.go
+++ b/pkg/app/piped/executor/ecs/deploy.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/ecs/ecs.go b/pkg/app/piped/executor/ecs/ecs.go
index c0d871c231..04a0567758 100644
--- a/pkg/app/piped/executor/ecs/ecs.go
+++ b/pkg/app/piped/executor/ecs/ecs.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/ecs/rollback.go b/pkg/app/piped/executor/ecs/rollback.go
index 1ab76ebada..4f4bcb9697 100644
--- a/pkg/app/piped/executor/ecs/rollback.go
+++ b/pkg/app/piped/executor/ecs/rollback.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/executor.go b/pkg/app/piped/executor/executor.go
index 2dba75a512..af6b8355f8 100644
--- a/pkg/app/piped/executor/executor.go
+++ b/pkg/app/piped/executor/executor.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/kubernetes/applier_group.go b/pkg/app/piped/executor/kubernetes/applier_group.go
index f9e6eded42..c89827eea4 100644
--- a/pkg/app/piped/executor/kubernetes/applier_group.go
+++ b/pkg/app/piped/executor/kubernetes/applier_group.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/kubernetes/applier_group_test.go b/pkg/app/piped/executor/kubernetes/applier_group_test.go
index 51a1265dd6..bedcaa8b62 100644
--- a/pkg/app/piped/executor/kubernetes/applier_group_test.go
+++ b/pkg/app/piped/executor/kubernetes/applier_group_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/kubernetes/baseline.go b/pkg/app/piped/executor/kubernetes/baseline.go
index 597e8150c9..1f9fb7b144 100644
--- a/pkg/app/piped/executor/kubernetes/baseline.go
+++ b/pkg/app/piped/executor/kubernetes/baseline.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/kubernetes/canary.go b/pkg/app/piped/executor/kubernetes/canary.go
index 1c54d28e37..b1b856352c 100644
--- a/pkg/app/piped/executor/kubernetes/canary.go
+++ b/pkg/app/piped/executor/kubernetes/canary.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/kubernetes/canary_test.go b/pkg/app/piped/executor/kubernetes/canary_test.go
index 70e1737c09..1b0101270e 100644
--- a/pkg/app/piped/executor/kubernetes/canary_test.go
+++ b/pkg/app/piped/executor/kubernetes/canary_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/kubernetes/kubernetes.go b/pkg/app/piped/executor/kubernetes/kubernetes.go
index 8983557920..11436337c4 100644
--- a/pkg/app/piped/executor/kubernetes/kubernetes.go
+++ b/pkg/app/piped/executor/kubernetes/kubernetes.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/kubernetes/kubernetes_test.go b/pkg/app/piped/executor/kubernetes/kubernetes_test.go
index c2bc871a8a..2998d820c9 100644
--- a/pkg/app/piped/executor/kubernetes/kubernetes_test.go
+++ b/pkg/app/piped/executor/kubernetes/kubernetes_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/kubernetes/primary.go b/pkg/app/piped/executor/kubernetes/primary.go
index b5f65fdf6d..bdfcbe2b27 100644
--- a/pkg/app/piped/executor/kubernetes/primary.go
+++ b/pkg/app/piped/executor/kubernetes/primary.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/kubernetes/primary_test.go b/pkg/app/piped/executor/kubernetes/primary_test.go
index af5e518ad1..e1ce0bc32e 100644
--- a/pkg/app/piped/executor/kubernetes/primary_test.go
+++ b/pkg/app/piped/executor/kubernetes/primary_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/kubernetes/rollback.go b/pkg/app/piped/executor/kubernetes/rollback.go
index 7af52fbe7e..98e2630ab2 100644
--- a/pkg/app/piped/executor/kubernetes/rollback.go
+++ b/pkg/app/piped/executor/kubernetes/rollback.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/kubernetes/sync.go b/pkg/app/piped/executor/kubernetes/sync.go
index 4f2e28bf51..b1744ee302 100644
--- a/pkg/app/piped/executor/kubernetes/sync.go
+++ b/pkg/app/piped/executor/kubernetes/sync.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/kubernetes/sync_test.go b/pkg/app/piped/executor/kubernetes/sync_test.go
index 1cccf7baca..dfba2b73de 100644
--- a/pkg/app/piped/executor/kubernetes/sync_test.go
+++ b/pkg/app/piped/executor/kubernetes/sync_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/kubernetes/traffic.go b/pkg/app/piped/executor/kubernetes/traffic.go
index 92e4779899..110b1f6b80 100644
--- a/pkg/app/piped/executor/kubernetes/traffic.go
+++ b/pkg/app/piped/executor/kubernetes/traffic.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/kubernetes/traffic_test.go b/pkg/app/piped/executor/kubernetes/traffic_test.go
index 5a66470692..232cd16763 100644
--- a/pkg/app/piped/executor/kubernetes/traffic_test.go
+++ b/pkg/app/piped/executor/kubernetes/traffic_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/lambda/deploy.go b/pkg/app/piped/executor/lambda/deploy.go
index e906a094e5..f27dedbbc8 100644
--- a/pkg/app/piped/executor/lambda/deploy.go
+++ b/pkg/app/piped/executor/lambda/deploy.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/lambda/lambda.go b/pkg/app/piped/executor/lambda/lambda.go
index 32e0ce5fb9..d6522a7e30 100644
--- a/pkg/app/piped/executor/lambda/lambda.go
+++ b/pkg/app/piped/executor/lambda/lambda.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/lambda/lambda_test.go b/pkg/app/piped/executor/lambda/lambda_test.go
index 21f6008bf5..23f48aea25 100644
--- a/pkg/app/piped/executor/lambda/lambda_test.go
+++ b/pkg/app/piped/executor/lambda/lambda_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/lambda/rollback.go b/pkg/app/piped/executor/lambda/rollback.go
index 4503eca470..7a0df2a31f 100644
--- a/pkg/app/piped/executor/lambda/rollback.go
+++ b/pkg/app/piped/executor/lambda/rollback.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/registry/registry.go b/pkg/app/piped/executor/registry/registry.go
index 5b025103fa..8698a12286 100644
--- a/pkg/app/piped/executor/registry/registry.go
+++ b/pkg/app/piped/executor/registry/registry.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/scriptrun/scriptrun.go b/pkg/app/piped/executor/scriptrun/scriptrun.go
index 1a57e3cd08..fc54006de2 100644
--- a/pkg/app/piped/executor/scriptrun/scriptrun.go
+++ b/pkg/app/piped/executor/scriptrun/scriptrun.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/stopsignal.go b/pkg/app/piped/executor/stopsignal.go
index dbc16f51fc..3949b3b109 100644
--- a/pkg/app/piped/executor/stopsignal.go
+++ b/pkg/app/piped/executor/stopsignal.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/terraform/deploy.go b/pkg/app/piped/executor/terraform/deploy.go
index 67b41a3bca..7764c52e8e 100644
--- a/pkg/app/piped/executor/terraform/deploy.go
+++ b/pkg/app/piped/executor/terraform/deploy.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/terraform/rollback.go b/pkg/app/piped/executor/terraform/rollback.go
index 4e4f6ffed4..539e4f09c0 100644
--- a/pkg/app/piped/executor/terraform/rollback.go
+++ b/pkg/app/piped/executor/terraform/rollback.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/terraform/terraform.go b/pkg/app/piped/executor/terraform/terraform.go
index 87e35d31ee..08bdaa7baf 100644
--- a/pkg/app/piped/executor/terraform/terraform.go
+++ b/pkg/app/piped/executor/terraform/terraform.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/wait/wait.go b/pkg/app/piped/executor/wait/wait.go
index 4017f89215..db472bcbd1 100644
--- a/pkg/app/piped/executor/wait/wait.go
+++ b/pkg/app/piped/executor/wait/wait.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/waitapproval/waitapproval.go b/pkg/app/piped/executor/waitapproval/waitapproval.go
index 09e05ba080..bd69460903 100644
--- a/pkg/app/piped/executor/waitapproval/waitapproval.go
+++ b/pkg/app/piped/executor/waitapproval/waitapproval.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/executor/waitapproval/waitapproval_test.go b/pkg/app/piped/executor/waitapproval/waitapproval_test.go
index 3340a32b84..a6d49310c9 100644
--- a/pkg/app/piped/executor/waitapproval/waitapproval_test.go
+++ b/pkg/app/piped/executor/waitapproval/waitapproval_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/livestatereporter/cloudrun/report.go b/pkg/app/piped/livestatereporter/cloudrun/report.go
index 3c48f172fb..2823d767ac 100644
--- a/pkg/app/piped/livestatereporter/cloudrun/report.go
+++ b/pkg/app/piped/livestatereporter/cloudrun/report.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/livestatereporter/kubernetes/reporter.go b/pkg/app/piped/livestatereporter/kubernetes/reporter.go
index 84c86de5bd..928c8499aa 100644
--- a/pkg/app/piped/livestatereporter/kubernetes/reporter.go
+++ b/pkg/app/piped/livestatereporter/kubernetes/reporter.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/livestatereporter/reporter.go b/pkg/app/piped/livestatereporter/reporter.go
index 949a2b9060..2f2ffc45f6 100644
--- a/pkg/app/piped/livestatereporter/reporter.go
+++ b/pkg/app/piped/livestatereporter/reporter.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/livestatestore/cloudrun/cloudrun.go b/pkg/app/piped/livestatestore/cloudrun/cloudrun.go
index dc7338e6c0..5e2dd7dd85 100644
--- a/pkg/app/piped/livestatestore/cloudrun/cloudrun.go
+++ b/pkg/app/piped/livestatestore/cloudrun/cloudrun.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/livestatestore/cloudrun/store.go b/pkg/app/piped/livestatestore/cloudrun/store.go
index f445f1406d..8e829a0b1b 100644
--- a/pkg/app/piped/livestatestore/cloudrun/store.go
+++ b/pkg/app/piped/livestatestore/cloudrun/store.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/livestatestore/ecs/store.go b/pkg/app/piped/livestatestore/ecs/store.go
index fa2cbdbdb4..95a63ebdc7 100644
--- a/pkg/app/piped/livestatestore/ecs/store.go
+++ b/pkg/app/piped/livestatestore/ecs/store.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/livestatestore/kubernetes/appnodes.go b/pkg/app/piped/livestatestore/kubernetes/appnodes.go
index b633991d9a..646d25daba 100644
--- a/pkg/app/piped/livestatestore/kubernetes/appnodes.go
+++ b/pkg/app/piped/livestatestore/kubernetes/appnodes.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/livestatestore/kubernetes/kubernetes.go b/pkg/app/piped/livestatestore/kubernetes/kubernetes.go
index ef89aecb28..83e2425fa9 100644
--- a/pkg/app/piped/livestatestore/kubernetes/kubernetes.go
+++ b/pkg/app/piped/livestatestore/kubernetes/kubernetes.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/livestatestore/kubernetes/kubernetesmetrics/metrics.go b/pkg/app/piped/livestatestore/kubernetes/kubernetesmetrics/metrics.go
index 8e98299e5d..0d4122e89d 100644
--- a/pkg/app/piped/livestatestore/kubernetes/kubernetesmetrics/metrics.go
+++ b/pkg/app/piped/livestatestore/kubernetes/kubernetesmetrics/metrics.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/livestatestore/kubernetes/reflector.go b/pkg/app/piped/livestatestore/kubernetes/reflector.go
index 03a6c4a9c2..e5cb7fd980 100644
--- a/pkg/app/piped/livestatestore/kubernetes/reflector.go
+++ b/pkg/app/piped/livestatestore/kubernetes/reflector.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/livestatestore/kubernetes/reflector_test.go b/pkg/app/piped/livestatestore/kubernetes/reflector_test.go
index b2fb4aaad6..99fa9b0dbc 100644
--- a/pkg/app/piped/livestatestore/kubernetes/reflector_test.go
+++ b/pkg/app/piped/livestatestore/kubernetes/reflector_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/livestatestore/kubernetes/store.go b/pkg/app/piped/livestatestore/kubernetes/store.go
index 833b63b7fc..721af0cfe5 100644
--- a/pkg/app/piped/livestatestore/kubernetes/store.go
+++ b/pkg/app/piped/livestatestore/kubernetes/store.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/livestatestore/lambda/store.go b/pkg/app/piped/livestatestore/lambda/store.go
index 1332341829..e9a6fb2aa0 100644
--- a/pkg/app/piped/livestatestore/lambda/store.go
+++ b/pkg/app/piped/livestatestore/lambda/store.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/livestatestore/livestatestore.go b/pkg/app/piped/livestatestore/livestatestore.go
index f33267fe7f..325028db05 100644
--- a/pkg/app/piped/livestatestore/livestatestore.go
+++ b/pkg/app/piped/livestatestore/livestatestore.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/livestatestore/terraform/store.go b/pkg/app/piped/livestatestore/terraform/store.go
index c8e440e821..7f1a74a931 100644
--- a/pkg/app/piped/livestatestore/terraform/store.go
+++ b/pkg/app/piped/livestatestore/terraform/store.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/logpersister/persister.go b/pkg/app/piped/logpersister/persister.go
index 8120405259..cd313a0370 100644
--- a/pkg/app/piped/logpersister/persister.go
+++ b/pkg/app/piped/logpersister/persister.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/logpersister/persister_test.go b/pkg/app/piped/logpersister/persister_test.go
index 940cb65d2a..73636ba1d4 100644
--- a/pkg/app/piped/logpersister/persister_test.go
+++ b/pkg/app/piped/logpersister/persister_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/logpersister/stagelogpersister.go b/pkg/app/piped/logpersister/stagelogpersister.go
index 5d9ee5854f..dc40c8c799 100644
--- a/pkg/app/piped/logpersister/stagelogpersister.go
+++ b/pkg/app/piped/logpersister/stagelogpersister.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/metadatastore/store.go b/pkg/app/piped/metadatastore/store.go
index db75c8b7e7..bb6bbee718 100644
--- a/pkg/app/piped/metadatastore/store.go
+++ b/pkg/app/piped/metadatastore/store.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/metadatastore/store_test.go b/pkg/app/piped/metadatastore/store_test.go
index 91951c9b87..961cc887c4 100644
--- a/pkg/app/piped/metadatastore/store_test.go
+++ b/pkg/app/piped/metadatastore/store_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/notifier/matcher.go b/pkg/app/piped/notifier/matcher.go
index fe51c158dc..8c1c545959 100644
--- a/pkg/app/piped/notifier/matcher.go
+++ b/pkg/app/piped/notifier/matcher.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/notifier/matcher_test.go b/pkg/app/piped/notifier/matcher_test.go
index 3df6a770cb..a01c86cb63 100644
--- a/pkg/app/piped/notifier/matcher_test.go
+++ b/pkg/app/piped/notifier/matcher_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/notifier/notifier.go b/pkg/app/piped/notifier/notifier.go
index 9c81d77b1b..488315aae3 100644
--- a/pkg/app/piped/notifier/notifier.go
+++ b/pkg/app/piped/notifier/notifier.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/notifier/slack.go b/pkg/app/piped/notifier/slack.go
index 80e9548a4f..af4ae5a8b0 100644
--- a/pkg/app/piped/notifier/slack.go
+++ b/pkg/app/piped/notifier/slack.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/notifier/slack_test.go b/pkg/app/piped/notifier/slack_test.go
index 71bf979980..c000b47e1b 100644
--- a/pkg/app/piped/notifier/slack_test.go
+++ b/pkg/app/piped/notifier/slack_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/notifier/webhook.go b/pkg/app/piped/notifier/webhook.go
index 2c3a590630..a3b5456632 100644
--- a/pkg/app/piped/notifier/webhook.go
+++ b/pkg/app/piped/notifier/webhook.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/planner/cloudrun/cloudrun.go b/pkg/app/piped/planner/cloudrun/cloudrun.go
index d446c85ac1..8861c95bb3 100644
--- a/pkg/app/piped/planner/cloudrun/cloudrun.go
+++ b/pkg/app/piped/planner/cloudrun/cloudrun.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/planner/cloudrun/pipeline.go b/pkg/app/piped/planner/cloudrun/pipeline.go
index a4afd0974f..5e4f0e8bf1 100644
--- a/pkg/app/piped/planner/cloudrun/pipeline.go
+++ b/pkg/app/piped/planner/cloudrun/pipeline.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/planner/ecs/ecs.go b/pkg/app/piped/planner/ecs/ecs.go
index deed489757..ea5aabdbd7 100644
--- a/pkg/app/piped/planner/ecs/ecs.go
+++ b/pkg/app/piped/planner/ecs/ecs.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/planner/ecs/pipeline.go b/pkg/app/piped/planner/ecs/pipeline.go
index df38990a3b..d6347a7748 100644
--- a/pkg/app/piped/planner/ecs/pipeline.go
+++ b/pkg/app/piped/planner/ecs/pipeline.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/planner/ecs/pipeline_test.go b/pkg/app/piped/planner/ecs/pipeline_test.go
index 8036fb4e6b..e169dce236 100644
--- a/pkg/app/piped/planner/ecs/pipeline_test.go
+++ b/pkg/app/piped/planner/ecs/pipeline_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/planner/kubernetes/kubernetes.go b/pkg/app/piped/planner/kubernetes/kubernetes.go
index f209c54bed..f2a5277936 100644
--- a/pkg/app/piped/planner/kubernetes/kubernetes.go
+++ b/pkg/app/piped/planner/kubernetes/kubernetes.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/planner/kubernetes/kubernetes_test.go b/pkg/app/piped/planner/kubernetes/kubernetes_test.go
index 56cf82b139..d80fde06f6 100644
--- a/pkg/app/piped/planner/kubernetes/kubernetes_test.go
+++ b/pkg/app/piped/planner/kubernetes/kubernetes_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/planner/kubernetes/pipeline.go b/pkg/app/piped/planner/kubernetes/pipeline.go
index e53db56b9e..e499910cd8 100644
--- a/pkg/app/piped/planner/kubernetes/pipeline.go
+++ b/pkg/app/piped/planner/kubernetes/pipeline.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/planner/kubernetes/pipeline_test.go b/pkg/app/piped/planner/kubernetes/pipeline_test.go
index fbc3364bea..b290e908e3 100644
--- a/pkg/app/piped/planner/kubernetes/pipeline_test.go
+++ b/pkg/app/piped/planner/kubernetes/pipeline_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/planner/lambda/lambda.go b/pkg/app/piped/planner/lambda/lambda.go
index 0080a7373b..54752a8b29 100644
--- a/pkg/app/piped/planner/lambda/lambda.go
+++ b/pkg/app/piped/planner/lambda/lambda.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/planner/lambda/pipeline.go b/pkg/app/piped/planner/lambda/pipeline.go
index d43ab8840f..2b18e42a72 100644
--- a/pkg/app/piped/planner/lambda/pipeline.go
+++ b/pkg/app/piped/planner/lambda/pipeline.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/planner/planner.go b/pkg/app/piped/planner/planner.go
index 3698298573..dccca4bb53 100644
--- a/pkg/app/piped/planner/planner.go
+++ b/pkg/app/piped/planner/planner.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/planner/predefined_stages.go b/pkg/app/piped/planner/predefined_stages.go
index 7fe9ead7d4..e81a27f7fc 100644
--- a/pkg/app/piped/planner/predefined_stages.go
+++ b/pkg/app/piped/planner/predefined_stages.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/planner/registry/registry.go b/pkg/app/piped/planner/registry/registry.go
index e943ec5b18..714c21cbf5 100644
--- a/pkg/app/piped/planner/registry/registry.go
+++ b/pkg/app/piped/planner/registry/registry.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/planner/terraform/pipeline.go b/pkg/app/piped/planner/terraform/pipeline.go
index 81638ba432..850b99d0fc 100644
--- a/pkg/app/piped/planner/terraform/pipeline.go
+++ b/pkg/app/piped/planner/terraform/pipeline.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/planner/terraform/terraform.go b/pkg/app/piped/planner/terraform/terraform.go
index 61081ef836..5c2a22860c 100644
--- a/pkg/app/piped/planner/terraform/terraform.go
+++ b/pkg/app/piped/planner/terraform/terraform.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/planpreview/builder.go b/pkg/app/piped/planpreview/builder.go
index 1a307ea259..63f29ced42 100644
--- a/pkg/app/piped/planpreview/builder.go
+++ b/pkg/app/piped/planpreview/builder.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/planpreview/cloudrundiff.go b/pkg/app/piped/planpreview/cloudrundiff.go
index 83da3a7b43..1ffa3a4794 100644
--- a/pkg/app/piped/planpreview/cloudrundiff.go
+++ b/pkg/app/piped/planpreview/cloudrundiff.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/planpreview/handler.go b/pkg/app/piped/planpreview/handler.go
index c4db43af28..395e5972aa 100644
--- a/pkg/app/piped/planpreview/handler.go
+++ b/pkg/app/piped/planpreview/handler.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/planpreview/handler_test.go b/pkg/app/piped/planpreview/handler_test.go
index 3f7d3a78c6..e9b28c72e9 100644
--- a/pkg/app/piped/planpreview/handler_test.go
+++ b/pkg/app/piped/planpreview/handler_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/planpreview/kubernetesdiff.go b/pkg/app/piped/planpreview/kubernetesdiff.go
index 7241661beb..86d5ae8872 100644
--- a/pkg/app/piped/planpreview/kubernetesdiff.go
+++ b/pkg/app/piped/planpreview/kubernetesdiff.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/planpreview/planpreviewmetrics/metrics.go b/pkg/app/piped/planpreview/planpreviewmetrics/metrics.go
index 3bf63946df..cec25c5cd5 100644
--- a/pkg/app/piped/planpreview/planpreviewmetrics/metrics.go
+++ b/pkg/app/piped/planpreview/planpreviewmetrics/metrics.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/planpreview/terraformdiff.go b/pkg/app/piped/planpreview/terraformdiff.go
index 67184fd3c3..d6a51739cf 100644
--- a/pkg/app/piped/planpreview/terraformdiff.go
+++ b/pkg/app/piped/planpreview/terraformdiff.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/cloudrun/cache.go b/pkg/app/piped/platformprovider/cloudrun/cache.go
index 4aa045b293..b4f6ae909e 100644
--- a/pkg/app/piped/platformprovider/cloudrun/cache.go
+++ b/pkg/app/piped/platformprovider/cloudrun/cache.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/cloudrun/client.go b/pkg/app/piped/platformprovider/cloudrun/client.go
index 85b380222a..9d8f8ae74f 100644
--- a/pkg/app/piped/platformprovider/cloudrun/client.go
+++ b/pkg/app/piped/platformprovider/cloudrun/client.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/cloudrun/client_test.go b/pkg/app/piped/platformprovider/cloudrun/client_test.go
index fde2d49fb4..2f26a4b39c 100644
--- a/pkg/app/piped/platformprovider/cloudrun/client_test.go
+++ b/pkg/app/piped/platformprovider/cloudrun/client_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/cloudrun/cloudrun.go b/pkg/app/piped/platformprovider/cloudrun/cloudrun.go
index 2bf2a326ce..607a534e4f 100644
--- a/pkg/app/piped/platformprovider/cloudrun/cloudrun.go
+++ b/pkg/app/piped/platformprovider/cloudrun/cloudrun.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/cloudrun/cloudrun_test.go b/pkg/app/piped/platformprovider/cloudrun/cloudrun_test.go
index 7e4f5ad550..3afc28daa4 100644
--- a/pkg/app/piped/platformprovider/cloudrun/cloudrun_test.go
+++ b/pkg/app/piped/platformprovider/cloudrun/cloudrun_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/cloudrun/diff.go b/pkg/app/piped/platformprovider/cloudrun/diff.go
index a9c2cafe9e..3ca3d1a0bb 100644
--- a/pkg/app/piped/platformprovider/cloudrun/diff.go
+++ b/pkg/app/piped/platformprovider/cloudrun/diff.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/cloudrun/diff_test.go b/pkg/app/piped/platformprovider/cloudrun/diff_test.go
index 186b183401..0e91f0222b 100644
--- a/pkg/app/piped/platformprovider/cloudrun/diff_test.go
+++ b/pkg/app/piped/platformprovider/cloudrun/diff_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/cloudrun/revisionmanifest.go b/pkg/app/piped/platformprovider/cloudrun/revisionmanifest.go
index 1f5764d56d..1f1f624ac2 100644
--- a/pkg/app/piped/platformprovider/cloudrun/revisionmanifest.go
+++ b/pkg/app/piped/platformprovider/cloudrun/revisionmanifest.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/cloudrun/revisionmanifest_test.go b/pkg/app/piped/platformprovider/cloudrun/revisionmanifest_test.go
index f364018177..9d3bb6b8e4 100644
--- a/pkg/app/piped/platformprovider/cloudrun/revisionmanifest_test.go
+++ b/pkg/app/piped/platformprovider/cloudrun/revisionmanifest_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/cloudrun/servicemanifest.go b/pkg/app/piped/platformprovider/cloudrun/servicemanifest.go
index f0a991bbeb..cb3af939da 100644
--- a/pkg/app/piped/platformprovider/cloudrun/servicemanifest.go
+++ b/pkg/app/piped/platformprovider/cloudrun/servicemanifest.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/cloudrun/servicemanifest_test.go b/pkg/app/piped/platformprovider/cloudrun/servicemanifest_test.go
index 5288382861..060d7143de 100644
--- a/pkg/app/piped/platformprovider/cloudrun/servicemanifest_test.go
+++ b/pkg/app/piped/platformprovider/cloudrun/servicemanifest_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/cloudrun/state.go b/pkg/app/piped/platformprovider/cloudrun/state.go
index 27d9fb6945..92aaf90755 100644
--- a/pkg/app/piped/platformprovider/cloudrun/state.go
+++ b/pkg/app/piped/platformprovider/cloudrun/state.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/cloudrun/state_test.go b/pkg/app/piped/platformprovider/cloudrun/state_test.go
index 9b78ef85cc..c291e97b30 100644
--- a/pkg/app/piped/platformprovider/cloudrun/state_test.go
+++ b/pkg/app/piped/platformprovider/cloudrun/state_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/ecs/client.go b/pkg/app/piped/platformprovider/ecs/client.go
index 0e4b6c1d1c..51eba233cc 100644
--- a/pkg/app/piped/platformprovider/ecs/client.go
+++ b/pkg/app/piped/platformprovider/ecs/client.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/ecs/ecs.go b/pkg/app/piped/platformprovider/ecs/ecs.go
index 6d88f660a6..6814b8f6ac 100644
--- a/pkg/app/piped/platformprovider/ecs/ecs.go
+++ b/pkg/app/piped/platformprovider/ecs/ecs.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/ecs/routing_traffic.go b/pkg/app/piped/platformprovider/ecs/routing_traffic.go
index df89fc99c3..146b823a4c 100644
--- a/pkg/app/piped/platformprovider/ecs/routing_traffic.go
+++ b/pkg/app/piped/platformprovider/ecs/routing_traffic.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/ecs/routing_traffic_test.go b/pkg/app/piped/platformprovider/ecs/routing_traffic_test.go
index ce87da6824..eb6ea9cc5d 100644
--- a/pkg/app/piped/platformprovider/ecs/routing_traffic_test.go
+++ b/pkg/app/piped/platformprovider/ecs/routing_traffic_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/ecs/servce_test.go b/pkg/app/piped/platformprovider/ecs/servce_test.go
index 7e90992dac..90db429014 100644
--- a/pkg/app/piped/platformprovider/ecs/servce_test.go
+++ b/pkg/app/piped/platformprovider/ecs/servce_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/ecs/service.go b/pkg/app/piped/platformprovider/ecs/service.go
index 8c14951c91..c65b03c0fd 100644
--- a/pkg/app/piped/platformprovider/ecs/service.go
+++ b/pkg/app/piped/platformprovider/ecs/service.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/ecs/target_groups.go b/pkg/app/piped/platformprovider/ecs/target_groups.go
index de1a7e1a1c..af170ae59f 100644
--- a/pkg/app/piped/platformprovider/ecs/target_groups.go
+++ b/pkg/app/piped/platformprovider/ecs/target_groups.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/ecs/target_groups_test.go b/pkg/app/piped/platformprovider/ecs/target_groups_test.go
index 8d7808c15b..6e1c88d2af 100644
--- a/pkg/app/piped/platformprovider/ecs/target_groups_test.go
+++ b/pkg/app/piped/platformprovider/ecs/target_groups_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/ecs/task.go b/pkg/app/piped/platformprovider/ecs/task.go
index 37302d8c40..c75b38fe2c 100644
--- a/pkg/app/piped/platformprovider/ecs/task.go
+++ b/pkg/app/piped/platformprovider/ecs/task.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/ecs/task_set.go b/pkg/app/piped/platformprovider/ecs/task_set.go
index d7a2577e48..d55fbbba03 100644
--- a/pkg/app/piped/platformprovider/ecs/task_set.go
+++ b/pkg/app/piped/platformprovider/ecs/task_set.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/ecs/task_set_test.go b/pkg/app/piped/platformprovider/ecs/task_set_test.go
index 9de2cabe42..a9ba2fe30c 100644
--- a/pkg/app/piped/platformprovider/ecs/task_set_test.go
+++ b/pkg/app/piped/platformprovider/ecs/task_set_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/ecs/task_test.go b/pkg/app/piped/platformprovider/ecs/task_test.go
index dedca4bd5d..68ae7bef4b 100644
--- a/pkg/app/piped/platformprovider/ecs/task_test.go
+++ b/pkg/app/piped/platformprovider/ecs/task_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/kubernetes/applier.go b/pkg/app/piped/platformprovider/kubernetes/applier.go
index 79636cd8a6..e3c416da89 100644
--- a/pkg/app/piped/platformprovider/kubernetes/applier.go
+++ b/pkg/app/piped/platformprovider/kubernetes/applier.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/kubernetes/cache.go b/pkg/app/piped/platformprovider/kubernetes/cache.go
index a8a646a76f..d847a9c271 100644
--- a/pkg/app/piped/platformprovider/kubernetes/cache.go
+++ b/pkg/app/piped/platformprovider/kubernetes/cache.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/kubernetes/deployment.go b/pkg/app/piped/platformprovider/kubernetes/deployment.go
index e9075bd96f..3d6cac50ab 100644
--- a/pkg/app/piped/platformprovider/kubernetes/deployment.go
+++ b/pkg/app/piped/platformprovider/kubernetes/deployment.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/kubernetes/deployment_test.go b/pkg/app/piped/platformprovider/kubernetes/deployment_test.go
index 5fcc3aa385..1dc6664f7e 100644
--- a/pkg/app/piped/platformprovider/kubernetes/deployment_test.go
+++ b/pkg/app/piped/platformprovider/kubernetes/deployment_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/kubernetes/diff.go b/pkg/app/piped/platformprovider/kubernetes/diff.go
index a629306686..7c868cfbd2 100644
--- a/pkg/app/piped/platformprovider/kubernetes/diff.go
+++ b/pkg/app/piped/platformprovider/kubernetes/diff.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/kubernetes/diff_test.go b/pkg/app/piped/platformprovider/kubernetes/diff_test.go
index 291cb23e6c..3ba3764ebe 100644
--- a/pkg/app/piped/platformprovider/kubernetes/diff_test.go
+++ b/pkg/app/piped/platformprovider/kubernetes/diff_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/kubernetes/diffutil.go b/pkg/app/piped/platformprovider/kubernetes/diffutil.go
index a732ababf0..957747df78 100644
--- a/pkg/app/piped/platformprovider/kubernetes/diffutil.go
+++ b/pkg/app/piped/platformprovider/kubernetes/diffutil.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/kubernetes/diffutil_test.go b/pkg/app/piped/platformprovider/kubernetes/diffutil_test.go
index 56a114d0f5..247500465c 100644
--- a/pkg/app/piped/platformprovider/kubernetes/diffutil_test.go
+++ b/pkg/app/piped/platformprovider/kubernetes/diffutil_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/kubernetes/hasher.go b/pkg/app/piped/platformprovider/kubernetes/hasher.go
index edce6c319b..1e787e23c0 100644
--- a/pkg/app/piped/platformprovider/kubernetes/hasher.go
+++ b/pkg/app/piped/platformprovider/kubernetes/hasher.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/kubernetes/hasher_test.go b/pkg/app/piped/platformprovider/kubernetes/hasher_test.go
index 7cc46c4c34..4213f3fa2d 100644
--- a/pkg/app/piped/platformprovider/kubernetes/hasher_test.go
+++ b/pkg/app/piped/platformprovider/kubernetes/hasher_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/kubernetes/helm.go b/pkg/app/piped/platformprovider/kubernetes/helm.go
index c4be57259b..201e27ae3e 100644
--- a/pkg/app/piped/platformprovider/kubernetes/helm.go
+++ b/pkg/app/piped/platformprovider/kubernetes/helm.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/kubernetes/helm_test.go b/pkg/app/piped/platformprovider/kubernetes/helm_test.go
index 58f6444f29..a09b93f52f 100644
--- a/pkg/app/piped/platformprovider/kubernetes/helm_test.go
+++ b/pkg/app/piped/platformprovider/kubernetes/helm_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/kubernetes/kubectl.go b/pkg/app/piped/platformprovider/kubernetes/kubectl.go
index b2371761b0..e1fd32ad3d 100644
--- a/pkg/app/piped/platformprovider/kubernetes/kubectl.go
+++ b/pkg/app/piped/platformprovider/kubernetes/kubectl.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/kubernetes/kubernetes.go b/pkg/app/piped/platformprovider/kubernetes/kubernetes.go
index 8d92375aa5..46995a2500 100644
--- a/pkg/app/piped/platformprovider/kubernetes/kubernetes.go
+++ b/pkg/app/piped/platformprovider/kubernetes/kubernetes.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/kubernetes/kubernetes_test.go b/pkg/app/piped/platformprovider/kubernetes/kubernetes_test.go
index 93d5077784..b2ef74cec4 100644
--- a/pkg/app/piped/platformprovider/kubernetes/kubernetes_test.go
+++ b/pkg/app/piped/platformprovider/kubernetes/kubernetes_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/kubernetes/kubernetesmetrics/metrics.go b/pkg/app/piped/platformprovider/kubernetes/kubernetesmetrics/metrics.go
index 54bcf85396..d7575aeba9 100644
--- a/pkg/app/piped/platformprovider/kubernetes/kubernetesmetrics/metrics.go
+++ b/pkg/app/piped/platformprovider/kubernetes/kubernetesmetrics/metrics.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/kubernetes/kustomize.go b/pkg/app/piped/platformprovider/kubernetes/kustomize.go
index 23dd107c66..644fb1f55f 100644
--- a/pkg/app/piped/platformprovider/kubernetes/kustomize.go
+++ b/pkg/app/piped/platformprovider/kubernetes/kustomize.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/kubernetes/kustomize_test.go b/pkg/app/piped/platformprovider/kubernetes/kustomize_test.go
index dc0c93d866..4bd504b786 100644
--- a/pkg/app/piped/platformprovider/kubernetes/kustomize_test.go
+++ b/pkg/app/piped/platformprovider/kubernetes/kustomize_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/kubernetes/loader.go b/pkg/app/piped/platformprovider/kubernetes/loader.go
index d8d9d041b3..9f2eb8ca62 100644
--- a/pkg/app/piped/platformprovider/kubernetes/loader.go
+++ b/pkg/app/piped/platformprovider/kubernetes/loader.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/kubernetes/loader_test.go b/pkg/app/piped/platformprovider/kubernetes/loader_test.go
index e6e446482f..c553206729 100644
--- a/pkg/app/piped/platformprovider/kubernetes/loader_test.go
+++ b/pkg/app/piped/platformprovider/kubernetes/loader_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/kubernetes/manifest.go b/pkg/app/piped/platformprovider/kubernetes/manifest.go
index ce32c9f9f7..f4daf1d9f2 100644
--- a/pkg/app/piped/platformprovider/kubernetes/manifest.go
+++ b/pkg/app/piped/platformprovider/kubernetes/manifest.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/kubernetes/manifest_test.go b/pkg/app/piped/platformprovider/kubernetes/manifest_test.go
index 88bb7abf74..947f027f82 100644
--- a/pkg/app/piped/platformprovider/kubernetes/manifest_test.go
+++ b/pkg/app/piped/platformprovider/kubernetes/manifest_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/kubernetes/resource/deployment.go b/pkg/app/piped/platformprovider/kubernetes/resource/deployment.go
index f9d96e322e..5a82fd77ec 100644
--- a/pkg/app/piped/platformprovider/kubernetes/resource/deployment.go
+++ b/pkg/app/piped/platformprovider/kubernetes/resource/deployment.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/kubernetes/resource/pod.go b/pkg/app/piped/platformprovider/kubernetes/resource/pod.go
index 8e1ef5243c..576bfad0d5 100644
--- a/pkg/app/piped/platformprovider/kubernetes/resource/pod.go
+++ b/pkg/app/piped/platformprovider/kubernetes/resource/pod.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/kubernetes/resource/statefulset.go b/pkg/app/piped/platformprovider/kubernetes/resource/statefulset.go
index abd5e73101..acdf8dfed4 100644
--- a/pkg/app/piped/platformprovider/kubernetes/resource/statefulset.go
+++ b/pkg/app/piped/platformprovider/kubernetes/resource/statefulset.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/kubernetes/resourcekey.go b/pkg/app/piped/platformprovider/kubernetes/resourcekey.go
index d3e83aac24..7467e9d133 100644
--- a/pkg/app/piped/platformprovider/kubernetes/resourcekey.go
+++ b/pkg/app/piped/platformprovider/kubernetes/resourcekey.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/kubernetes/state.go b/pkg/app/piped/platformprovider/kubernetes/state.go
index 913d794d0d..22534073e3 100644
--- a/pkg/app/piped/platformprovider/kubernetes/state.go
+++ b/pkg/app/piped/platformprovider/kubernetes/state.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/lambda/client.go b/pkg/app/piped/platformprovider/lambda/client.go
index 10e8f21aa8..a70bf89a92 100644
--- a/pkg/app/piped/platformprovider/lambda/client.go
+++ b/pkg/app/piped/platformprovider/lambda/client.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/lambda/client_test.go b/pkg/app/piped/platformprovider/lambda/client_test.go
index 2a5db245c1..8675cf2428 100644
--- a/pkg/app/piped/platformprovider/lambda/client_test.go
+++ b/pkg/app/piped/platformprovider/lambda/client_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/lambda/function.go b/pkg/app/piped/platformprovider/lambda/function.go
index 51e8448311..b1276d268d 100644
--- a/pkg/app/piped/platformprovider/lambda/function.go
+++ b/pkg/app/piped/platformprovider/lambda/function.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/lambda/function_test.go b/pkg/app/piped/platformprovider/lambda/function_test.go
index 8c9a5134a4..a98ec94362 100644
--- a/pkg/app/piped/platformprovider/lambda/function_test.go
+++ b/pkg/app/piped/platformprovider/lambda/function_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/lambda/lambda.go b/pkg/app/piped/platformprovider/lambda/lambda.go
index b0b10ecedd..73d8b3a6d2 100644
--- a/pkg/app/piped/platformprovider/lambda/lambda.go
+++ b/pkg/app/piped/platformprovider/lambda/lambda.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/lambda/routing_traffic.go b/pkg/app/piped/platformprovider/lambda/routing_traffic.go
index be9729d8c7..b11a7e3d64 100644
--- a/pkg/app/piped/platformprovider/lambda/routing_traffic.go
+++ b/pkg/app/piped/platformprovider/lambda/routing_traffic.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/platformprovider.go b/pkg/app/piped/platformprovider/platformprovider.go
index d649fe2bb3..807cce4ca9 100644
--- a/pkg/app/piped/platformprovider/platformprovider.go
+++ b/pkg/app/piped/platformprovider/platformprovider.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/terraform/module.go b/pkg/app/piped/platformprovider/terraform/module.go
index 1bb9876a9a..39929d076a 100644
--- a/pkg/app/piped/platformprovider/terraform/module.go
+++ b/pkg/app/piped/platformprovider/terraform/module.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/terraform/module_test.go b/pkg/app/piped/platformprovider/terraform/module_test.go
index 059bf7fe6b..fd6172d1ab 100644
--- a/pkg/app/piped/platformprovider/terraform/module_test.go
+++ b/pkg/app/piped/platformprovider/terraform/module_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/terraform/terraform.go b/pkg/app/piped/platformprovider/terraform/terraform.go
index 8a497d916b..f28121df2e 100644
--- a/pkg/app/piped/platformprovider/terraform/terraform.go
+++ b/pkg/app/piped/platformprovider/terraform/terraform.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/platformprovider/terraform/terraform_test.go b/pkg/app/piped/platformprovider/terraform/terraform_test.go
index 873dbb02bc..7580221cf0 100644
--- a/pkg/app/piped/platformprovider/terraform/terraform_test.go
+++ b/pkg/app/piped/platformprovider/terraform/terraform_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/sourceprocesser/attacher.go b/pkg/app/piped/sourceprocesser/attacher.go
index a6d7adca3f..63cb4389aa 100644
--- a/pkg/app/piped/sourceprocesser/attacher.go
+++ b/pkg/app/piped/sourceprocesser/attacher.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/sourceprocesser/attacher_test.go b/pkg/app/piped/sourceprocesser/attacher_test.go
index f6a09c1cca..82824b9345 100644
--- a/pkg/app/piped/sourceprocesser/attacher_test.go
+++ b/pkg/app/piped/sourceprocesser/attacher_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/sourceprocesser/decrypter.go b/pkg/app/piped/sourceprocesser/decrypter.go
index 9d84af64fb..d0513d74e7 100644
--- a/pkg/app/piped/sourceprocesser/decrypter.go
+++ b/pkg/app/piped/sourceprocesser/decrypter.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/sourceprocesser/decrypter_test.go b/pkg/app/piped/sourceprocesser/decrypter_test.go
index c838e6b229..fa0d16744f 100644
--- a/pkg/app/piped/sourceprocesser/decrypter_test.go
+++ b/pkg/app/piped/sourceprocesser/decrypter_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/statsreporter/reporter.go b/pkg/app/piped/statsreporter/reporter.go
index ac6e02b2e5..a125fbbe19 100644
--- a/pkg/app/piped/statsreporter/reporter.go
+++ b/pkg/app/piped/statsreporter/reporter.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/toolregistry/install.go b/pkg/app/piped/toolregistry/install.go
index bfb9a53cb2..b2acb36abf 100644
--- a/pkg/app/piped/toolregistry/install.go
+++ b/pkg/app/piped/toolregistry/install.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/toolregistry/registry.go b/pkg/app/piped/toolregistry/registry.go
index a9f20bca42..7e6d7d53c0 100644
--- a/pkg/app/piped/toolregistry/registry.go
+++ b/pkg/app/piped/toolregistry/registry.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/toolregistry/tool_darwin.go b/pkg/app/piped/toolregistry/tool_darwin.go
index c5d079e00a..044c90cecb 100644
--- a/pkg/app/piped/toolregistry/tool_darwin.go
+++ b/pkg/app/piped/toolregistry/tool_darwin.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/toolregistry/tool_linux.go b/pkg/app/piped/toolregistry/tool_linux.go
index 32a48509ef..6f3d4c146c 100644
--- a/pkg/app/piped/toolregistry/tool_linux.go
+++ b/pkg/app/piped/toolregistry/tool_linux.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/trigger/cache.go b/pkg/app/piped/trigger/cache.go
index 82a879d8d9..8ae227060a 100644
--- a/pkg/app/piped/trigger/cache.go
+++ b/pkg/app/piped/trigger/cache.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/trigger/deployment.go b/pkg/app/piped/trigger/deployment.go
index c3576b92aa..9adb939467 100644
--- a/pkg/app/piped/trigger/deployment.go
+++ b/pkg/app/piped/trigger/deployment.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/trigger/deployment_chain.go b/pkg/app/piped/trigger/deployment_chain.go
index b13fda0d5c..3f214dad93 100644
--- a/pkg/app/piped/trigger/deployment_chain.go
+++ b/pkg/app/piped/trigger/deployment_chain.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/trigger/determiner.go b/pkg/app/piped/trigger/determiner.go
index cef5c708c9..5968935269 100644
--- a/pkg/app/piped/trigger/determiner.go
+++ b/pkg/app/piped/trigger/determiner.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/trigger/determiner_test.go b/pkg/app/piped/trigger/determiner_test.go
index e4170657d3..4b406950f1 100644
--- a/pkg/app/piped/trigger/determiner_test.go
+++ b/pkg/app/piped/trigger/determiner_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/piped/trigger/trigger.go b/pkg/app/piped/trigger/trigger.go
index e73b1f15bb..11481cc280 100644
--- a/pkg/app/piped/trigger/trigger.go
+++ b/pkg/app/piped/trigger/trigger.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/analysisresultstore/filestore.go b/pkg/app/server/analysisresultstore/filestore.go
index d3ffa61ace..5209bc6aa0 100644
--- a/pkg/app/server/analysisresultstore/filestore.go
+++ b/pkg/app/server/analysisresultstore/filestore.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/analysisresultstore/filestore_test.go b/pkg/app/server/analysisresultstore/filestore_test.go
index ffa9893938..b5c1e10973 100644
--- a/pkg/app/server/analysisresultstore/filestore_test.go
+++ b/pkg/app/server/analysisresultstore/filestore_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/analysisresultstore/store.go b/pkg/app/server/analysisresultstore/store.go
index cf3590c2ee..fd8b48ad4b 100644
--- a/pkg/app/server/analysisresultstore/store.go
+++ b/pkg/app/server/analysisresultstore/store.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/analysisresultstore/store_test.go b/pkg/app/server/analysisresultstore/store_test.go
index e6366a0339..0af1191ded 100644
--- a/pkg/app/server/analysisresultstore/store_test.go
+++ b/pkg/app/server/analysisresultstore/store_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/apikeyverifier/verifier.go b/pkg/app/server/apikeyverifier/verifier.go
index d3145b90ff..3981dd646e 100644
--- a/pkg/app/server/apikeyverifier/verifier.go
+++ b/pkg/app/server/apikeyverifier/verifier.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/apikeyverifier/verifier_test.go b/pkg/app/server/apikeyverifier/verifier_test.go
index ba33ee37bd..58fa1ce305 100644
--- a/pkg/app/server/apikeyverifier/verifier_test.go
+++ b/pkg/app/server/apikeyverifier/verifier_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/applicationlivestatestore/cache.go b/pkg/app/server/applicationlivestatestore/cache.go
index dd66971bf1..8ac149a0e7 100644
--- a/pkg/app/server/applicationlivestatestore/cache.go
+++ b/pkg/app/server/applicationlivestatestore/cache.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/applicationlivestatestore/cache_test.go b/pkg/app/server/applicationlivestatestore/cache_test.go
index 951d77edbf..cee19b0c40 100644
--- a/pkg/app/server/applicationlivestatestore/cache_test.go
+++ b/pkg/app/server/applicationlivestatestore/cache_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/applicationlivestatestore/filestore.go b/pkg/app/server/applicationlivestatestore/filestore.go
index c3cc6c0fab..14cb33f2a6 100644
--- a/pkg/app/server/applicationlivestatestore/filestore.go
+++ b/pkg/app/server/applicationlivestatestore/filestore.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/applicationlivestatestore/filestore_test.go b/pkg/app/server/applicationlivestatestore/filestore_test.go
index 933d2e38e9..6b39e7b8e3 100644
--- a/pkg/app/server/applicationlivestatestore/filestore_test.go
+++ b/pkg/app/server/applicationlivestatestore/filestore_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/applicationlivestatestore/store.go b/pkg/app/server/applicationlivestatestore/store.go
index 8facc5cc10..c5b067ec06 100644
--- a/pkg/app/server/applicationlivestatestore/store.go
+++ b/pkg/app/server/applicationlivestatestore/store.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/applicationlivestatestore/store_test.go b/pkg/app/server/applicationlivestatestore/store_test.go
index 929b61264c..9ddad29176 100644
--- a/pkg/app/server/applicationlivestatestore/store_test.go
+++ b/pkg/app/server/applicationlivestatestore/store_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/commandoutputstore/store.go b/pkg/app/server/commandoutputstore/store.go
index 5bf1dea732..12e68292a0 100644
--- a/pkg/app/server/commandoutputstore/store.go
+++ b/pkg/app/server/commandoutputstore/store.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/commandoutputstore/store_test.go b/pkg/app/server/commandoutputstore/store_test.go
index b874b0fa27..5b69a4fdbc 100644
--- a/pkg/app/server/commandoutputstore/store_test.go
+++ b/pkg/app/server/commandoutputstore/store_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/commandstore/cache.go b/pkg/app/server/commandstore/cache.go
index 360b196bac..52e0711af8 100644
--- a/pkg/app/server/commandstore/cache.go
+++ b/pkg/app/server/commandstore/cache.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/commandstore/store.go b/pkg/app/server/commandstore/store.go
index b9b33b6c26..a27d36e616 100644
--- a/pkg/app/server/commandstore/store.go
+++ b/pkg/app/server/commandstore/store.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/grpcapi/api.go b/pkg/app/server/grpcapi/api.go
index 7d26d1cab3..7e77ed763d 100644
--- a/pkg/app/server/grpcapi/api.go
+++ b/pkg/app/server/grpcapi/api.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/grpcapi/api_test.go b/pkg/app/server/grpcapi/api_test.go
index 138ce8c92e..6443b331b4 100644
--- a/pkg/app/server/grpcapi/api_test.go
+++ b/pkg/app/server/grpcapi/api_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/grpcapi/grpcapi.go b/pkg/app/server/grpcapi/grpcapi.go
index 1e1acfae97..f9e4da0051 100644
--- a/pkg/app/server/grpcapi/grpcapi.go
+++ b/pkg/app/server/grpcapi/grpcapi.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/grpcapi/grpcapi_test.go b/pkg/app/server/grpcapi/grpcapi_test.go
index 19159b3617..7f0f05503b 100644
--- a/pkg/app/server/grpcapi/grpcapi_test.go
+++ b/pkg/app/server/grpcapi/grpcapi_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/grpcapi/grpcapimetrics/metrics.go b/pkg/app/server/grpcapi/grpcapimetrics/metrics.go
index 4910869f79..4119c1e703 100644
--- a/pkg/app/server/grpcapi/grpcapimetrics/metrics.go
+++ b/pkg/app/server/grpcapi/grpcapimetrics/metrics.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/grpcapi/piped_api.go b/pkg/app/server/grpcapi/piped_api.go
index ac95b08a2f..337e0c45f3 100644
--- a/pkg/app/server/grpcapi/piped_api.go
+++ b/pkg/app/server/grpcapi/piped_api.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/grpcapi/piped_api_test.go b/pkg/app/server/grpcapi/piped_api_test.go
index 5a36670936..fcec8bda86 100644
--- a/pkg/app/server/grpcapi/piped_api_test.go
+++ b/pkg/app/server/grpcapi/piped_api_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/grpcapi/web_api.go b/pkg/app/server/grpcapi/web_api.go
index 02734d21d6..b1ca4504c0 100644
--- a/pkg/app/server/grpcapi/web_api.go
+++ b/pkg/app/server/grpcapi/web_api.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/grpcapi/web_api_test.go b/pkg/app/server/grpcapi/web_api_test.go
index 0e1b6324ea..ab7b4c1315 100644
--- a/pkg/app/server/grpcapi/web_api_test.go
+++ b/pkg/app/server/grpcapi/web_api_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/httpapi/auth_handler.go b/pkg/app/server/httpapi/auth_handler.go
index 9fd1f32278..ea076b4395 100644
--- a/pkg/app/server/httpapi/auth_handler.go
+++ b/pkg/app/server/httpapi/auth_handler.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/httpapi/auth_handler_test.go b/pkg/app/server/httpapi/auth_handler_test.go
index c5f868a5b7..1dc2a3e6d8 100644
--- a/pkg/app/server/httpapi/auth_handler_test.go
+++ b/pkg/app/server/httpapi/auth_handler_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/httpapi/callback.go b/pkg/app/server/httpapi/callback.go
index 1884af92fa..3980598b0c 100644
--- a/pkg/app/server/httpapi/callback.go
+++ b/pkg/app/server/httpapi/callback.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/httpapi/callback_test.go b/pkg/app/server/httpapi/callback_test.go
index c5f868a5b7..1dc2a3e6d8 100644
--- a/pkg/app/server/httpapi/callback_test.go
+++ b/pkg/app/server/httpapi/callback_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/httpapi/httpapi.go b/pkg/app/server/httpapi/httpapi.go
index 0d2ada2f50..fe4e24430e 100644
--- a/pkg/app/server/httpapi/httpapi.go
+++ b/pkg/app/server/httpapi/httpapi.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/httpapi/httpapimetrics/delegator.go b/pkg/app/server/httpapi/httpapimetrics/delegator.go
index ac976ef5e6..14af721f1e 100644
--- a/pkg/app/server/httpapi/httpapimetrics/delegator.go
+++ b/pkg/app/server/httpapi/httpapimetrics/delegator.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/httpapi/httpapimetrics/handler.go b/pkg/app/server/httpapi/httpapimetrics/handler.go
index b0f270a438..edd3e66b3e 100644
--- a/pkg/app/server/httpapi/httpapimetrics/handler.go
+++ b/pkg/app/server/httpapi/httpapimetrics/handler.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/httpapi/httpapimetrics/handler_test.go b/pkg/app/server/httpapi/httpapimetrics/handler_test.go
index 471985e963..c7c07d479b 100644
--- a/pkg/app/server/httpapi/httpapimetrics/handler_test.go
+++ b/pkg/app/server/httpapi/httpapimetrics/handler_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/httpapi/login.go b/pkg/app/server/httpapi/login.go
index 28c8834c84..83a75ad85b 100644
--- a/pkg/app/server/httpapi/login.go
+++ b/pkg/app/server/httpapi/login.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/httpapi/login_test.go b/pkg/app/server/httpapi/login_test.go
index c5f868a5b7..1dc2a3e6d8 100644
--- a/pkg/app/server/httpapi/login_test.go
+++ b/pkg/app/server/httpapi/login_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/pipedverifier/verifier.go b/pkg/app/server/pipedverifier/verifier.go
index 52d875b30f..020b5a0910 100644
--- a/pkg/app/server/pipedverifier/verifier.go
+++ b/pkg/app/server/pipedverifier/verifier.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/pipedverifier/verifier_test.go b/pkg/app/server/pipedverifier/verifier_test.go
index bccea150a7..09680bda28 100644
--- a/pkg/app/server/pipedverifier/verifier_test.go
+++ b/pkg/app/server/pipedverifier/verifier_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/service/apiservice/client.go b/pkg/app/server/service/apiservice/client.go
index 55aec5173e..e90101fba7 100644
--- a/pkg/app/server/service/apiservice/client.go
+++ b/pkg/app/server/service/apiservice/client.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/service/apiservice/service.pb.go b/pkg/app/server/service/apiservice/service.pb.go
index 2ad78469ab..fda08800a7 100644
--- a/pkg/app/server/service/apiservice/service.pb.go
+++ b/pkg/app/server/service/apiservice/service.pb.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/service/apiservice/service.proto b/pkg/app/server/service/apiservice/service.proto
index 28723ae5aa..e5e18f6b63 100644
--- a/pkg/app/server/service/apiservice/service.proto
+++ b/pkg/app/server/service/apiservice/service.proto
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/service/pipedservice/client.go b/pkg/app/server/service/pipedservice/client.go
index df930b4f3c..dbff45d630 100644
--- a/pkg/app/server/service/pipedservice/client.go
+++ b/pkg/app/server/service/pipedservice/client.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/service/pipedservice/service.go b/pkg/app/server/service/pipedservice/service.go
index 67d8682787..d8a79ed67c 100644
--- a/pkg/app/server/service/pipedservice/service.go
+++ b/pkg/app/server/service/pipedservice/service.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/service/pipedservice/service.pb.go b/pkg/app/server/service/pipedservice/service.pb.go
index 4227971294..5578e3ba91 100644
--- a/pkg/app/server/service/pipedservice/service.pb.go
+++ b/pkg/app/server/service/pipedservice/service.pb.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/service/pipedservice/service.proto b/pkg/app/server/service/pipedservice/service.proto
index 8c9edd365c..a3947c24bf 100644
--- a/pkg/app/server/service/pipedservice/service.proto
+++ b/pkg/app/server/service/pipedservice/service.proto
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/service/webservice/client.go b/pkg/app/server/service/webservice/client.go
index ce5aacb7cf..0637d09837 100644
--- a/pkg/app/server/service/webservice/client.go
+++ b/pkg/app/server/service/webservice/client.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/service/webservice/service.pb.go b/pkg/app/server/service/webservice/service.pb.go
index 333e07600d..82f1ac2f70 100644
--- a/pkg/app/server/service/webservice/service.pb.go
+++ b/pkg/app/server/service/webservice/service.pb.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/service/webservice/service.proto b/pkg/app/server/service/webservice/service.proto
index e5e86f42d0..7ea85d9a12 100644
--- a/pkg/app/server/service/webservice/service.proto
+++ b/pkg/app/server/service/webservice/service.proto
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/stagelogstore/cache.go b/pkg/app/server/stagelogstore/cache.go
index 7aa501813c..5c50a240ce 100644
--- a/pkg/app/server/stagelogstore/cache.go
+++ b/pkg/app/server/stagelogstore/cache.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/stagelogstore/cache_test.go b/pkg/app/server/stagelogstore/cache_test.go
index 9dd2d919c1..2c762a96b3 100644
--- a/pkg/app/server/stagelogstore/cache_test.go
+++ b/pkg/app/server/stagelogstore/cache_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/stagelogstore/filestore.go b/pkg/app/server/stagelogstore/filestore.go
index 93be004629..9d7f7368a2 100644
--- a/pkg/app/server/stagelogstore/filestore.go
+++ b/pkg/app/server/stagelogstore/filestore.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/stagelogstore/filestore_test.go b/pkg/app/server/stagelogstore/filestore_test.go
index cb674e4a86..b5ebf67f54 100644
--- a/pkg/app/server/stagelogstore/filestore_test.go
+++ b/pkg/app/server/stagelogstore/filestore_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/stagelogstore/store.go b/pkg/app/server/stagelogstore/store.go
index 5151e828b7..adcab2288c 100644
--- a/pkg/app/server/stagelogstore/store.go
+++ b/pkg/app/server/stagelogstore/store.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/stagelogstore/store_test.go b/pkg/app/server/stagelogstore/store_test.go
index 8bcc0b86ee..495d79bb36 100644
--- a/pkg/app/server/stagelogstore/store_test.go
+++ b/pkg/app/server/stagelogstore/store_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/app/server/unregisteredappstore/store.go b/pkg/app/server/unregisteredappstore/store.go
index bbc9cd6412..f5d18b9347 100644
--- a/pkg/app/server/unregisteredappstore/store.go
+++ b/pkg/app/server/unregisteredappstore/store.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/backoff/backoff.go b/pkg/backoff/backoff.go
index 5c1b5db358..122e7ab2f5 100644
--- a/pkg/backoff/backoff.go
+++ b/pkg/backoff/backoff.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/backoff/backoff_test.go b/pkg/backoff/backoff_test.go
index 7c0faf15fc..36bfbfc9d4 100644
--- a/pkg/backoff/backoff_test.go
+++ b/pkg/backoff/backoff_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/backoff/constant.go b/pkg/backoff/constant.go
index 6d657f1c20..238248291f 100644
--- a/pkg/backoff/constant.go
+++ b/pkg/backoff/constant.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/backoff/constant_test.go b/pkg/backoff/constant_test.go
index d6a61c3e9e..dc255fb24c 100644
--- a/pkg/backoff/constant_test.go
+++ b/pkg/backoff/constant_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/backoff/exponential.go b/pkg/backoff/exponential.go
index 15b638e7a4..ab45bfebad 100644
--- a/pkg/backoff/exponential.go
+++ b/pkg/backoff/exponential.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/backoff/exponential_test.go b/pkg/backoff/exponential_test.go
index a45932e27b..16a8f5aaec 100644
--- a/pkg/backoff/exponential_test.go
+++ b/pkg/backoff/exponential_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/cache/cache.go b/pkg/cache/cache.go
index 9a4e955596..b5fb6d7ac5 100644
--- a/pkg/cache/cache.go
+++ b/pkg/cache/cache.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/cache/cache_test.go b/pkg/cache/cache_test.go
index 2f77435c0c..394526e3c5 100644
--- a/pkg/cache/cache_test.go
+++ b/pkg/cache/cache_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/cache/cachemetrics/metrics.go b/pkg/cache/cachemetrics/metrics.go
index 47c5509f47..6ec4d4cb07 100644
--- a/pkg/cache/cachemetrics/metrics.go
+++ b/pkg/cache/cachemetrics/metrics.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/cache/memorycache/cache.go b/pkg/cache/memorycache/cache.go
index 01d51392bf..941ca67879 100644
--- a/pkg/cache/memorycache/cache.go
+++ b/pkg/cache/memorycache/cache.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/cache/memorycache/lru_cache.go b/pkg/cache/memorycache/lru_cache.go
index 56ca0e422c..dd0cc825c2 100644
--- a/pkg/cache/memorycache/lru_cache.go
+++ b/pkg/cache/memorycache/lru_cache.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/cache/memorycache/ttl_cache.go b/pkg/cache/memorycache/ttl_cache.go
index 7d553b01dd..5ec7543e1c 100644
--- a/pkg/cache/memorycache/ttl_cache.go
+++ b/pkg/cache/memorycache/ttl_cache.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/cache/memorycache/ttl_cache_test.go b/pkg/cache/memorycache/ttl_cache_test.go
index a84b020a3b..fd10ef4234 100644
--- a/pkg/cache/memorycache/ttl_cache_test.go
+++ b/pkg/cache/memorycache/ttl_cache_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/cache/rediscache/cache.go b/pkg/cache/rediscache/cache.go
index ea939fecc6..d671688e77 100644
--- a/pkg/cache/rediscache/cache.go
+++ b/pkg/cache/rediscache/cache.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/cache/rediscache/hashcache.go b/pkg/cache/rediscache/hashcache.go
index 39980c0b59..07771b09e9 100644
--- a/pkg/cache/rediscache/hashcache.go
+++ b/pkg/cache/rediscache/hashcache.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/cli/app.go b/pkg/cli/app.go
index c060c04a32..15a17fb879 100644
--- a/pkg/cli/app.go
+++ b/pkg/cli/app.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/cli/cmd.go b/pkg/cli/cmd.go
index 49c7360ba0..8f8b20ff1d 100644
--- a/pkg/cli/cmd.go
+++ b/pkg/cli/cmd.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/cli/cmd_test.go b/pkg/cli/cmd_test.go
index c8e817c1d4..a049d530e8 100644
--- a/pkg/cli/cmd_test.go
+++ b/pkg/cli/cmd_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/config/analysis.go b/pkg/config/analysis.go
index b296849828..093a1908ef 100644
--- a/pkg/config/analysis.go
+++ b/pkg/config/analysis.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/config/analysis_template.go b/pkg/config/analysis_template.go
index 086bb38749..d00be027e4 100644
--- a/pkg/config/analysis_template.go
+++ b/pkg/config/analysis_template.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/config/analysis_template_test.go b/pkg/config/analysis_template_test.go
index f1e0d7378c..1a98dd76d4 100644
--- a/pkg/config/analysis_template_test.go
+++ b/pkg/config/analysis_template_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/config/analysis_test.go b/pkg/config/analysis_test.go
index 8f81230e15..ae0b525708 100644
--- a/pkg/config/analysis_test.go
+++ b/pkg/config/analysis_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/config/application.go b/pkg/config/application.go
index 43ca06cf35..16ab558e3a 100644
--- a/pkg/config/application.go
+++ b/pkg/config/application.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/config/application_cloudrun.go b/pkg/config/application_cloudrun.go
index a55dc9d29e..c790e24b63 100644
--- a/pkg/config/application_cloudrun.go
+++ b/pkg/config/application_cloudrun.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/config/application_cloudrun_test.go b/pkg/config/application_cloudrun_test.go
index a8b6fae347..1294126309 100644
--- a/pkg/config/application_cloudrun_test.go
+++ b/pkg/config/application_cloudrun_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/config/application_ecs.go b/pkg/config/application_ecs.go
index 37c90a5eaa..0c739ba84b 100644
--- a/pkg/config/application_ecs.go
+++ b/pkg/config/application_ecs.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/config/application_ecs_test.go b/pkg/config/application_ecs_test.go
index b4344a0a52..f02a44581b 100644
--- a/pkg/config/application_ecs_test.go
+++ b/pkg/config/application_ecs_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/config/application_kubernetes.go b/pkg/config/application_kubernetes.go
index 6b59201fe6..a1f7ed1067 100644
--- a/pkg/config/application_kubernetes.go
+++ b/pkg/config/application_kubernetes.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/config/application_kubernetes_test.go b/pkg/config/application_kubernetes_test.go
index 33650039eb..e28c2bc000 100644
--- a/pkg/config/application_kubernetes_test.go
+++ b/pkg/config/application_kubernetes_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/config/application_lambda.go b/pkg/config/application_lambda.go
index e7b9f5ee6e..ed2ced8e60 100644
--- a/pkg/config/application_lambda.go
+++ b/pkg/config/application_lambda.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/config/application_lambda_test.go b/pkg/config/application_lambda_test.go
index 3970eba02c..e43ed5459a 100644
--- a/pkg/config/application_lambda_test.go
+++ b/pkg/config/application_lambda_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/config/application_terraform.go b/pkg/config/application_terraform.go
index d35f6855c0..096ad9cc1a 100644
--- a/pkg/config/application_terraform.go
+++ b/pkg/config/application_terraform.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/config/application_terraform_test.go b/pkg/config/application_terraform_test.go
index 641b69b00a..53349c6eb0 100644
--- a/pkg/config/application_terraform_test.go
+++ b/pkg/config/application_terraform_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/config/application_test.go b/pkg/config/application_test.go
index 5ff645f314..c2d9a48c30 100644
--- a/pkg/config/application_test.go
+++ b/pkg/config/application_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/config/config.go b/pkg/config/config.go
index a8fcebb1f6..37d1f857a9 100644
--- a/pkg/config/config.go
+++ b/pkg/config/config.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/config/config_test.go b/pkg/config/config_test.go
index 67cd9b4e0f..0cfc80b5ae 100644
--- a/pkg/config/config_test.go
+++ b/pkg/config/config_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/config/control_plane.go b/pkg/config/control_plane.go
index b4bcdab52a..47153c1e57 100644
--- a/pkg/config/control_plane.go
+++ b/pkg/config/control_plane.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/config/control_plane_test.go b/pkg/config/control_plane_test.go
index 0329920554..333c2ec88e 100644
--- a/pkg/config/control_plane_test.go
+++ b/pkg/config/control_plane_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/config/duration.go b/pkg/config/duration.go
index 1078335107..391a2c2403 100644
--- a/pkg/config/duration.go
+++ b/pkg/config/duration.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/config/event_watcher.go b/pkg/config/event_watcher.go
index aac4e67e88..30022e4686 100644
--- a/pkg/config/event_watcher.go
+++ b/pkg/config/event_watcher.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/config/event_watcher_test.go b/pkg/config/event_watcher_test.go
index 38a7aa08e0..20629cfc00 100644
--- a/pkg/config/event_watcher_test.go
+++ b/pkg/config/event_watcher_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/config/feature_flag.go b/pkg/config/feature_flag.go
index 3589de24b9..6a08d73370 100644
--- a/pkg/config/feature_flag.go
+++ b/pkg/config/feature_flag.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/config/launcher.go b/pkg/config/launcher.go
index d3088b3748..57cc5e1f26 100644
--- a/pkg/config/launcher.go
+++ b/pkg/config/launcher.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/config/percentage.go b/pkg/config/percentage.go
index 8c5875371b..32069950b6 100644
--- a/pkg/config/percentage.go
+++ b/pkg/config/percentage.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/config/percentage_test.go b/pkg/config/percentage_test.go
index f5456ae8b5..911ce3078b 100644
--- a/pkg/config/percentage_test.go
+++ b/pkg/config/percentage_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/config/piped.go b/pkg/config/piped.go
index 911dad6971..7a08d6355d 100644
--- a/pkg/config/piped.go
+++ b/pkg/config/piped.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/config/piped_test.go b/pkg/config/piped_test.go
index d9ce0f837c..4871ebdbf8 100644
--- a/pkg/config/piped_test.go
+++ b/pkg/config/piped_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/config/replicas.go b/pkg/config/replicas.go
index b5f8cc8c29..c27c3735a1 100644
--- a/pkg/config/replicas.go
+++ b/pkg/config/replicas.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/config/replicas_test.go b/pkg/config/replicas_test.go
index cbc2ff264f..c7eeb91a8c 100644
--- a/pkg/config/replicas_test.go
+++ b/pkg/config/replicas_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/crypto/aes.go b/pkg/crypto/aes.go
index a073676976..a5c19300b5 100644
--- a/pkg/crypto/aes.go
+++ b/pkg/crypto/aes.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/crypto/aes_test.go b/pkg/crypto/aes_test.go
index f6829a5bf9..5593fc61f8 100644
--- a/pkg/crypto/aes_test.go
+++ b/pkg/crypto/aes_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/crypto/crypto.go b/pkg/crypto/crypto.go
index 8942ac2613..820df3398b 100644
--- a/pkg/crypto/crypto.go
+++ b/pkg/crypto/crypto.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/crypto/hybrid.go b/pkg/crypto/hybrid.go
index 884d7d81b2..34d0500a84 100644
--- a/pkg/crypto/hybrid.go
+++ b/pkg/crypto/hybrid.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/crypto/hybrid_test.go b/pkg/crypto/hybrid_test.go
index c955b63256..d24966b497 100644
--- a/pkg/crypto/hybrid_test.go
+++ b/pkg/crypto/hybrid_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/crypto/key.go b/pkg/crypto/key.go
index 19401d5615..56ed988f8c 100644
--- a/pkg/crypto/key.go
+++ b/pkg/crypto/key.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/crypto/key_test.go b/pkg/crypto/key_test.go
index c52b0a1789..c42c3eebfd 100644
--- a/pkg/crypto/key_test.go
+++ b/pkg/crypto/key_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/crypto/rsa.go b/pkg/crypto/rsa.go
index bfe043a3ee..1e66133221 100644
--- a/pkg/crypto/rsa.go
+++ b/pkg/crypto/rsa.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/crypto/rsa_test.go b/pkg/crypto/rsa_test.go
index a6bcf7fd5f..e7a8c4e3de 100644
--- a/pkg/crypto/rsa_test.go
+++ b/pkg/crypto/rsa_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/apikey.go b/pkg/datastore/apikey.go
index 55e3339763..9e7b715d0c 100644
--- a/pkg/datastore/apikey.go
+++ b/pkg/datastore/apikey.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/apikey_test.go b/pkg/datastore/apikey_test.go
index d28bdb6ba2..0c501d3602 100644
--- a/pkg/datastore/apikey_test.go
+++ b/pkg/datastore/apikey_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/applicationstore.go b/pkg/datastore/applicationstore.go
index fe84e7903f..6f405e49ca 100644
--- a/pkg/datastore/applicationstore.go
+++ b/pkg/datastore/applicationstore.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/applicationstore_test.go b/pkg/datastore/applicationstore_test.go
index 2007d2e71b..13db78b781 100644
--- a/pkg/datastore/applicationstore_test.go
+++ b/pkg/datastore/applicationstore_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/commandstore.go b/pkg/datastore/commandstore.go
index 86018b4892..61829574d1 100644
--- a/pkg/datastore/commandstore.go
+++ b/pkg/datastore/commandstore.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/commandstore_test.go b/pkg/datastore/commandstore_test.go
index 33e2b7b2a3..473922db30 100644
--- a/pkg/datastore/commandstore_test.go
+++ b/pkg/datastore/commandstore_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/datastore.go b/pkg/datastore/datastore.go
index eddc677701..6c5d89c7ed 100644
--- a/pkg/datastore/datastore.go
+++ b/pkg/datastore/datastore.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/deploymentchainstore.go b/pkg/datastore/deploymentchainstore.go
index fd27a38d9e..1c5e8a5e1e 100644
--- a/pkg/datastore/deploymentchainstore.go
+++ b/pkg/datastore/deploymentchainstore.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/deploymentchainstore_test.go b/pkg/datastore/deploymentchainstore_test.go
index 2c6d109bf4..305ce22253 100644
--- a/pkg/datastore/deploymentchainstore_test.go
+++ b/pkg/datastore/deploymentchainstore_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/deploymentstore.go b/pkg/datastore/deploymentstore.go
index 91b4a4b6d6..ca322c3203 100644
--- a/pkg/datastore/deploymentstore.go
+++ b/pkg/datastore/deploymentstore.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/deploymentstore_test.go b/pkg/datastore/deploymentstore_test.go
index 6dda1b9e83..ec92b9ad65 100644
--- a/pkg/datastore/deploymentstore_test.go
+++ b/pkg/datastore/deploymentstore_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/eventstore.go b/pkg/datastore/eventstore.go
index f02301e060..11145e741b 100644
--- a/pkg/datastore/eventstore.go
+++ b/pkg/datastore/eventstore.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/eventstore_test.go b/pkg/datastore/eventstore_test.go
index e503a7f54e..558855af88 100644
--- a/pkg/datastore/eventstore_test.go
+++ b/pkg/datastore/eventstore_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/filedb/codec.go b/pkg/datastore/filedb/codec.go
index 1061f6d99f..2f4fececcc 100644
--- a/pkg/datastore/filedb/codec.go
+++ b/pkg/datastore/filedb/codec.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/filedb/codec_test.go b/pkg/datastore/filedb/codec_test.go
index c6b31b0160..b68e38cbc7 100644
--- a/pkg/datastore/filedb/codec_test.go
+++ b/pkg/datastore/filedb/codec_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/filedb/filedb.go b/pkg/datastore/filedb/filedb.go
index e12cb35ab4..67b87d834a 100644
--- a/pkg/datastore/filedb/filedb.go
+++ b/pkg/datastore/filedb/filedb.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/filedb/filter.go b/pkg/datastore/filedb/filter.go
index 760803a7d7..b682cbc36a 100644
--- a/pkg/datastore/filedb/filter.go
+++ b/pkg/datastore/filedb/filter.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/filedb/filter_test.go b/pkg/datastore/filedb/filter_test.go
index 497effb818..bac61b76d8 100644
--- a/pkg/datastore/filedb/filter_test.go
+++ b/pkg/datastore/filedb/filter_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/filedb/iterator.go b/pkg/datastore/filedb/iterator.go
index 16cf43d2fb..6439b68167 100644
--- a/pkg/datastore/filedb/iterator.go
+++ b/pkg/datastore/filedb/iterator.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/filedb/iterator_test.go b/pkg/datastore/filedb/iterator_test.go
index 56b9edee76..ea26aaa18d 100644
--- a/pkg/datastore/filedb/iterator_test.go
+++ b/pkg/datastore/filedb/iterator_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/filedb/objectcache/cache.go b/pkg/datastore/filedb/objectcache/cache.go
index a8021b50cc..671af0c94e 100644
--- a/pkg/datastore/filedb/objectcache/cache.go
+++ b/pkg/datastore/filedb/objectcache/cache.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/firestore/firestore.go b/pkg/datastore/firestore/firestore.go
index eff989c6a0..ed2f91565b 100644
--- a/pkg/datastore/firestore/firestore.go
+++ b/pkg/datastore/firestore/firestore.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/firestore/firestore_test.go b/pkg/datastore/firestore/firestore_test.go
index fb92063cbe..7024757144 100644
--- a/pkg/datastore/firestore/firestore_test.go
+++ b/pkg/datastore/firestore/firestore_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/firestore/iterator.go b/pkg/datastore/firestore/iterator.go
index d9744eccc4..43f8489d8c 100644
--- a/pkg/datastore/firestore/iterator.go
+++ b/pkg/datastore/firestore/iterator.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/firestore/iterator_test.go b/pkg/datastore/firestore/iterator_test.go
index a969ff631b..f68a2bb11f 100644
--- a/pkg/datastore/firestore/iterator_test.go
+++ b/pkg/datastore/firestore/iterator_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/mysql/ensurer/client.go b/pkg/datastore/mysql/ensurer/client.go
index 0a738f183c..5c4de1e9c7 100644
--- a/pkg/datastore/mysql/ensurer/client.go
+++ b/pkg/datastore/mysql/ensurer/client.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/mysql/ensurer/client_test.go b/pkg/datastore/mysql/ensurer/client_test.go
index ba516f3464..393edcb813 100644
--- a/pkg/datastore/mysql/ensurer/client_test.go
+++ b/pkg/datastore/mysql/ensurer/client_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/mysql/ensurer/sqlsensurer.go b/pkg/datastore/mysql/ensurer/sqlsensurer.go
index bd070c2cbe..0749bc14fc 100644
--- a/pkg/datastore/mysql/ensurer/sqlsensurer.go
+++ b/pkg/datastore/mysql/ensurer/sqlsensurer.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/mysql/iterator.go b/pkg/datastore/mysql/iterator.go
index 6f630f00fc..a5ded8836d 100644
--- a/pkg/datastore/mysql/iterator.go
+++ b/pkg/datastore/mysql/iterator.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/mysql/iterator_test.go b/pkg/datastore/mysql/iterator_test.go
index f0d285b1a4..f57d272bd9 100644
--- a/pkg/datastore/mysql/iterator_test.go
+++ b/pkg/datastore/mysql/iterator_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/mysql/model_wrapper.go b/pkg/datastore/mysql/model_wrapper.go
index 0f66b3738e..af0549c1f7 100644
--- a/pkg/datastore/mysql/model_wrapper.go
+++ b/pkg/datastore/mysql/model_wrapper.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/mysql/mysql.go b/pkg/datastore/mysql/mysql.go
index 4d3506ee97..80614f8567 100644
--- a/pkg/datastore/mysql/mysql.go
+++ b/pkg/datastore/mysql/mysql.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/mysql/mysql_test.go b/pkg/datastore/mysql/mysql_test.go
index 0b17984237..dac5ef3247 100644
--- a/pkg/datastore/mysql/mysql_test.go
+++ b/pkg/datastore/mysql/mysql_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/mysql/query.go b/pkg/datastore/mysql/query.go
index ce82db0565..f391529895 100644
--- a/pkg/datastore/mysql/query.go
+++ b/pkg/datastore/mysql/query.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/mysql/query_test.go b/pkg/datastore/mysql/query_test.go
index 166ffcf9a9..d8b3aa64a6 100644
--- a/pkg/datastore/mysql/query_test.go
+++ b/pkg/datastore/mysql/query_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/pipedstore.go b/pkg/datastore/pipedstore.go
index 1021de54be..90ba8c22cd 100644
--- a/pkg/datastore/pipedstore.go
+++ b/pkg/datastore/pipedstore.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/pipedstore_test.go b/pkg/datastore/pipedstore_test.go
index 2309c133f0..98a7d8c23a 100644
--- a/pkg/datastore/pipedstore_test.go
+++ b/pkg/datastore/pipedstore_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/projectstore.go b/pkg/datastore/projectstore.go
index 9c70f1792c..b3bf0d424b 100644
--- a/pkg/datastore/projectstore.go
+++ b/pkg/datastore/projectstore.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/datastore/projectstore_test.go b/pkg/datastore/projectstore_test.go
index 4376aa55ac..f50ccdabcb 100644
--- a/pkg/datastore/projectstore_test.go
+++ b/pkg/datastore/projectstore_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/diff/diff.go b/pkg/diff/diff.go
index 964f1c5070..8710b1d902 100644
--- a/pkg/diff/diff.go
+++ b/pkg/diff/diff.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/diff/diff_test.go b/pkg/diff/diff_test.go
index 5a40d11614..d1bffcf4c5 100644
--- a/pkg/diff/diff_test.go
+++ b/pkg/diff/diff_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/diff/renderer.go b/pkg/diff/renderer.go
index 70b41b592c..8fb6c320fe 100644
--- a/pkg/diff/renderer.go
+++ b/pkg/diff/renderer.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/diff/renderer_test.go b/pkg/diff/renderer_test.go
index 3353e0cf9c..9879176063 100644
--- a/pkg/diff/renderer_test.go
+++ b/pkg/diff/renderer_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/diff/result.go b/pkg/diff/result.go
index 20658a20a3..c3c0623a77 100644
--- a/pkg/diff/result.go
+++ b/pkg/diff/result.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/diff/result_test.go b/pkg/diff/result_test.go
index 8ceff0a9f0..c42eeb3578 100644
--- a/pkg/diff/result_test.go
+++ b/pkg/diff/result_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/filematcher/filematcher.go b/pkg/filematcher/filematcher.go
index f0cd1a1b6c..8a9ef53174 100644
--- a/pkg/filematcher/filematcher.go
+++ b/pkg/filematcher/filematcher.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/filematcher/filematcher_test.go b/pkg/filematcher/filematcher_test.go
index 4c55495b17..44500a4bd1 100644
--- a/pkg/filematcher/filematcher_test.go
+++ b/pkg/filematcher/filematcher_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/filestore/filestore.go b/pkg/filestore/filestore.go
index e966480cf3..75a6f21425 100644
--- a/pkg/filestore/filestore.go
+++ b/pkg/filestore/filestore.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/filestore/gcs/gcs.go b/pkg/filestore/gcs/gcs.go
index 7601b1255a..59c0077e77 100644
--- a/pkg/filestore/gcs/gcs.go
+++ b/pkg/filestore/gcs/gcs.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/filestore/minio/minio.go b/pkg/filestore/minio/minio.go
index d17c218f62..675837e698 100644
--- a/pkg/filestore/minio/minio.go
+++ b/pkg/filestore/minio/minio.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/filestore/s3/s3.go b/pkg/filestore/s3/s3.go
index fecb9a1ffb..711307e0a4 100644
--- a/pkg/filestore/s3/s3.go
+++ b/pkg/filestore/s3/s3.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/git/client.go b/pkg/git/client.go
index ea56e74072..89e75d7375 100644
--- a/pkg/git/client.go
+++ b/pkg/git/client.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/git/client_test.go b/pkg/git/client_test.go
index 3c6caa3781..5a8931d672 100644
--- a/pkg/git/client_test.go
+++ b/pkg/git/client_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/git/commit.go b/pkg/git/commit.go
index c61dda9706..62cc4603ee 100644
--- a/pkg/git/commit.go
+++ b/pkg/git/commit.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/git/commit_test.go b/pkg/git/commit_test.go
index 60423078c7..a34a7c8bbc 100644
--- a/pkg/git/commit_test.go
+++ b/pkg/git/commit_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/git/repo.go b/pkg/git/repo.go
index 1130412ddd..12bca7d090 100644
--- a/pkg/git/repo.go
+++ b/pkg/git/repo.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/git/repo_test.go b/pkg/git/repo_test.go
index 4562660745..441d40b4d5 100644
--- a/pkg/git/repo_test.go
+++ b/pkg/git/repo_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/git/ssh_config.go b/pkg/git/ssh_config.go
index fca70f57c4..e9e7b5771d 100644
--- a/pkg/git/ssh_config.go
+++ b/pkg/git/ssh_config.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/git/ssh_config_test.go b/pkg/git/ssh_config_test.go
index 684e65461c..9a7371901e 100644
--- a/pkg/git/ssh_config_test.go
+++ b/pkg/git/ssh_config_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/git/url.go b/pkg/git/url.go
index 42ba6d6ad5..63084d04f7 100644
--- a/pkg/git/url.go
+++ b/pkg/git/url.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/git/url_test.go b/pkg/git/url_test.go
index 8039129692..e9a1033366 100644
--- a/pkg/git/url_test.go
+++ b/pkg/git/url_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/insight/application.go b/pkg/insight/application.go
index facd806ce7..038db1ce92 100644
--- a/pkg/insight/application.go
+++ b/pkg/insight/application.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/insight/deployment.go b/pkg/insight/deployment.go
index 7aafc4901e..c320574fbb 100644
--- a/pkg/insight/deployment.go
+++ b/pkg/insight/deployment.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/insight/insightmetrics/metrics.go b/pkg/insight/insightmetrics/metrics.go
index e46d498c30..85d851c321 100644
--- a/pkg/insight/insightmetrics/metrics.go
+++ b/pkg/insight/insightmetrics/metrics.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/insight/insightstore/application_store.go b/pkg/insight/insightstore/application_store.go
index 0c289bb415..10031a42ec 100644
--- a/pkg/insight/insightstore/application_store.go
+++ b/pkg/insight/insightstore/application_store.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/insight/insightstore/deployment_store.go b/pkg/insight/insightstore/deployment_store.go
index 29622fa622..7122c865b0 100644
--- a/pkg/insight/insightstore/deployment_store.go
+++ b/pkg/insight/insightstore/deployment_store.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/insight/insightstore/deployment_store_test.go b/pkg/insight/insightstore/deployment_store_test.go
index 75ebf0a6b1..311a2d2444 100644
--- a/pkg/insight/insightstore/deployment_store_test.go
+++ b/pkg/insight/insightstore/deployment_store_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/insight/insightstore/insightstore.go b/pkg/insight/insightstore/insightstore.go
index a5ab1864db..38a7ad7c79 100644
--- a/pkg/insight/insightstore/insightstore.go
+++ b/pkg/insight/insightstore/insightstore.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/insight/insightstore/milestonestore.go b/pkg/insight/insightstore/milestonestore.go
index 65e3635108..3b74fa03e4 100644
--- a/pkg/insight/insightstore/milestonestore.go
+++ b/pkg/insight/insightstore/milestonestore.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/insight/insightstore/milestonestore_test.go b/pkg/insight/insightstore/milestonestore_test.go
index 8341af60bd..a81c6e4cda 100644
--- a/pkg/insight/insightstore/milestonestore_test.go
+++ b/pkg/insight/insightstore/milestonestore_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/insight/provider.go b/pkg/insight/provider.go
index 2fbba202ef..46501a4632 100644
--- a/pkg/insight/provider.go
+++ b/pkg/insight/provider.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/insight/provider_test.go b/pkg/insight/provider_test.go
index 84ef6ce023..76f920d21c 100644
--- a/pkg/insight/provider_test.go
+++ b/pkg/insight/provider_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/insight/store.go b/pkg/insight/store.go
index a03ba49491..ab1c7600e7 100644
--- a/pkg/insight/store.go
+++ b/pkg/insight/store.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/jwt/jwt.go b/pkg/jwt/jwt.go
index 807c5abc0d..130acb36ca 100644
--- a/pkg/jwt/jwt.go
+++ b/pkg/jwt/jwt.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/jwt/signer.go b/pkg/jwt/signer.go
index aa8fbace73..ed9730a120 100644
--- a/pkg/jwt/signer.go
+++ b/pkg/jwt/signer.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/jwt/signer_test.go b/pkg/jwt/signer_test.go
index 03524bb041..7182919aa3 100644
--- a/pkg/jwt/signer_test.go
+++ b/pkg/jwt/signer_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/jwt/verifier.go b/pkg/jwt/verifier.go
index 515f7cc402..897fefe79a 100644
--- a/pkg/jwt/verifier.go
+++ b/pkg/jwt/verifier.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/jwt/verifier_test.go b/pkg/jwt/verifier_test.go
index 55830af428..8da00a9435 100644
--- a/pkg/jwt/verifier_test.go
+++ b/pkg/jwt/verifier_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/log/log.go b/pkg/log/log.go
index 97d79a62d7..523c342599 100644
--- a/pkg/log/log.go
+++ b/pkg/log/log.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/log/log_test.go b/pkg/log/log_test.go
index 82474f6e2a..fa6ed32008 100644
--- a/pkg/log/log_test.go
+++ b/pkg/log/log_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/analysis_result.pb.go b/pkg/model/analysis_result.pb.go
index 13a32f5166..73452925aa 100644
--- a/pkg/model/analysis_result.pb.go
+++ b/pkg/model/analysis_result.pb.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/analysis_result.proto b/pkg/model/analysis_result.proto
index ecd41dd044..fa5c130394 100644
--- a/pkg/model/analysis_result.proto
+++ b/pkg/model/analysis_result.proto
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/analysisprovider.go b/pkg/model/analysisprovider.go
index c34e894876..f9728132c1 100644
--- a/pkg/model/analysisprovider.go
+++ b/pkg/model/analysisprovider.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/apikey.go b/pkg/model/apikey.go
index 911038ce34..d9ccaa7892 100644
--- a/pkg/model/apikey.go
+++ b/pkg/model/apikey.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/apikey.pb.go b/pkg/model/apikey.pb.go
index 9fe1b68dc4..2917807f7d 100644
--- a/pkg/model/apikey.pb.go
+++ b/pkg/model/apikey.pb.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/apikey.proto b/pkg/model/apikey.proto
index b4115311bd..3a4880ba85 100644
--- a/pkg/model/apikey.proto
+++ b/pkg/model/apikey.proto
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/apikey_test.go b/pkg/model/apikey_test.go
index e480b07530..2657b156b5 100644
--- a/pkg/model/apikey_test.go
+++ b/pkg/model/apikey_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/application.go b/pkg/model/application.go
index 96e5d4c912..803de6eff0 100644
--- a/pkg/model/application.go
+++ b/pkg/model/application.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/application.pb.go b/pkg/model/application.pb.go
index 3d165bb9ce..175c40e342 100644
--- a/pkg/model/application.pb.go
+++ b/pkg/model/application.pb.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/application.proto b/pkg/model/application.proto
index 4fdb5cf581..00a878c0ab 100644
--- a/pkg/model/application.proto
+++ b/pkg/model/application.proto
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/application_live_state.go b/pkg/model/application_live_state.go
index 077bbea2d3..40d17fce3f 100644
--- a/pkg/model/application_live_state.go
+++ b/pkg/model/application_live_state.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/application_live_state.pb.go b/pkg/model/application_live_state.pb.go
index 49abc06271..8f5c6c2d24 100644
--- a/pkg/model/application_live_state.pb.go
+++ b/pkg/model/application_live_state.pb.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/application_live_state.proto b/pkg/model/application_live_state.proto
index 6c4a75438a..155895b816 100644
--- a/pkg/model/application_live_state.proto
+++ b/pkg/model/application_live_state.proto
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/application_live_state_test.go b/pkg/model/application_live_state_test.go
index ed8c0e689f..fba26eab2d 100644
--- a/pkg/model/application_live_state_test.go
+++ b/pkg/model/application_live_state_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/application_test.go b/pkg/model/application_test.go
index 87cd108925..2f50e703d8 100644
--- a/pkg/model/application_test.go
+++ b/pkg/model/application_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/command.go b/pkg/model/command.go
index 71a26cb1cc..606f09ed7f 100644
--- a/pkg/model/command.go
+++ b/pkg/model/command.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/command.pb.go b/pkg/model/command.pb.go
index 872a2b4422..e26ac80c0b 100644
--- a/pkg/model/command.pb.go
+++ b/pkg/model/command.pb.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/command.proto b/pkg/model/command.proto
index 6fa83be1df..f71dd3e8e3 100644
--- a/pkg/model/command.proto
+++ b/pkg/model/command.proto
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/common.go b/pkg/model/common.go
index 093e9ad1a7..6e0591b28f 100644
--- a/pkg/model/common.go
+++ b/pkg/model/common.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/common.pb.go b/pkg/model/common.pb.go
index 445539359d..e44e673bb6 100644
--- a/pkg/model/common.pb.go
+++ b/pkg/model/common.pb.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/common.proto b/pkg/model/common.proto
index c63ef9d662..b52636d6d9 100644
--- a/pkg/model/common.proto
+++ b/pkg/model/common.proto
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/common_test.go b/pkg/model/common_test.go
index c23a4b81a0..eeb9b1ba50 100644
--- a/pkg/model/common_test.go
+++ b/pkg/model/common_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/datastore.go b/pkg/model/datastore.go
index ab061ec9e3..0fac625c08 100644
--- a/pkg/model/datastore.go
+++ b/pkg/model/datastore.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/deployment.go b/pkg/model/deployment.go
index 29bda4d744..156f4de085 100644
--- a/pkg/model/deployment.go
+++ b/pkg/model/deployment.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/deployment.pb.go b/pkg/model/deployment.pb.go
index e5daee1018..81c5a3efb6 100644
--- a/pkg/model/deployment.pb.go
+++ b/pkg/model/deployment.pb.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/deployment.proto b/pkg/model/deployment.proto
index cbd78431e3..69eaf467b1 100644
--- a/pkg/model/deployment.proto
+++ b/pkg/model/deployment.proto
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/deployment_chain.go b/pkg/model/deployment_chain.go
index 58ae8f7b5d..6af0a5c2e2 100644
--- a/pkg/model/deployment_chain.go
+++ b/pkg/model/deployment_chain.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/deployment_chain.pb.go b/pkg/model/deployment_chain.pb.go
index 291f6ca80a..e97689c73f 100644
--- a/pkg/model/deployment_chain.pb.go
+++ b/pkg/model/deployment_chain.pb.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/deployment_chain.proto b/pkg/model/deployment_chain.proto
index 6c2571ec00..d9e5e27a85 100644
--- a/pkg/model/deployment_chain.proto
+++ b/pkg/model/deployment_chain.proto
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/deployment_chain_test.go b/pkg/model/deployment_chain_test.go
index 150ded5c28..f633b524f5 100644
--- a/pkg/model/deployment_chain_test.go
+++ b/pkg/model/deployment_chain_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/deployment_test.go b/pkg/model/deployment_test.go
index f118877ed2..8d03fb506b 100644
--- a/pkg/model/deployment_test.go
+++ b/pkg/model/deployment_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/docs.go b/pkg/model/docs.go
index 6b119214a9..0bceb86ccb 100644
--- a/pkg/model/docs.go
+++ b/pkg/model/docs.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/event.go b/pkg/model/event.go
index 39de08c5dc..d8b960739f 100644
--- a/pkg/model/event.go
+++ b/pkg/model/event.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/event.pb.go b/pkg/model/event.pb.go
index 34b95d46d0..597190c9b6 100644
--- a/pkg/model/event.pb.go
+++ b/pkg/model/event.pb.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/event.proto b/pkg/model/event.proto
index dfdefcc9ec..9425fcfd00 100644
--- a/pkg/model/event.proto
+++ b/pkg/model/event.proto
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/event_test.go b/pkg/model/event_test.go
index 0ee44fae8e..c5603ac10c 100644
--- a/pkg/model/event_test.go
+++ b/pkg/model/event_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/filestore.go b/pkg/model/filestore.go
index 611186679c..ae23487568 100644
--- a/pkg/model/filestore.go
+++ b/pkg/model/filestore.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/insight.pb.go b/pkg/model/insight.pb.go
index 19b1dd922d..01d77fc793 100644
--- a/pkg/model/insight.pb.go
+++ b/pkg/model/insight.pb.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/insight.proto b/pkg/model/insight.proto
index 3aed0afac7..a8f6a57921 100644
--- a/pkg/model/insight.proto
+++ b/pkg/model/insight.proto
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/logblock.pb.go b/pkg/model/logblock.pb.go
index c698a7fe34..1feb8ac729 100644
--- a/pkg/model/logblock.pb.go
+++ b/pkg/model/logblock.pb.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/logblock.proto b/pkg/model/logblock.proto
index e74a0c7a7d..6edb28cf7f 100644
--- a/pkg/model/logblock.proto
+++ b/pkg/model/logblock.proto
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/model.go b/pkg/model/model.go
index c7a76fd24e..47b3f31aac 100644
--- a/pkg/model/model.go
+++ b/pkg/model/model.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/model_test.go b/pkg/model/model_test.go
index 6e9fa246fe..f26d0ddde6 100644
--- a/pkg/model/model_test.go
+++ b/pkg/model/model_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/notificationevent.go b/pkg/model/notificationevent.go
index c71afc4c5e..054528fce7 100644
--- a/pkg/model/notificationevent.go
+++ b/pkg/model/notificationevent.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/notificationevent.pb.go b/pkg/model/notificationevent.pb.go
index c90d3467a1..e710035e6c 100644
--- a/pkg/model/notificationevent.pb.go
+++ b/pkg/model/notificationevent.pb.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/notificationevent.proto b/pkg/model/notificationevent.proto
index 471855f88a..51cf0b592b 100644
--- a/pkg/model/notificationevent.proto
+++ b/pkg/model/notificationevent.proto
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/notificationevent_test.go b/pkg/model/notificationevent_test.go
index 53e5c43770..b1b80d95ce 100644
--- a/pkg/model/notificationevent_test.go
+++ b/pkg/model/notificationevent_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/piped.go b/pkg/model/piped.go
index c28fa71f55..b0e7d8bad2 100644
--- a/pkg/model/piped.go
+++ b/pkg/model/piped.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/piped.pb.go b/pkg/model/piped.pb.go
index 5e549737cb..51a04523b3 100644
--- a/pkg/model/piped.pb.go
+++ b/pkg/model/piped.pb.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/piped.proto b/pkg/model/piped.proto
index 8321dd51c4..77d3a15925 100644
--- a/pkg/model/piped.proto
+++ b/pkg/model/piped.proto
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/piped_stat.go b/pkg/model/piped_stat.go
index 8b6ec3ce30..c987a2237c 100644
--- a/pkg/model/piped_stat.go
+++ b/pkg/model/piped_stat.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/piped_stat.pb.go b/pkg/model/piped_stat.pb.go
index d290be8eeb..bd44b550d0 100644
--- a/pkg/model/piped_stat.pb.go
+++ b/pkg/model/piped_stat.pb.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/piped_stat.proto b/pkg/model/piped_stat.proto
index 4d19eb0db6..ff91ec4863 100644
--- a/pkg/model/piped_stat.proto
+++ b/pkg/model/piped_stat.proto
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/piped_test.go b/pkg/model/piped_test.go
index 506135ff17..78dc0ceff1 100644
--- a/pkg/model/piped_test.go
+++ b/pkg/model/piped_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/planpreview.go b/pkg/model/planpreview.go
index 8a7d4d1c23..289e1ce3f2 100644
--- a/pkg/model/planpreview.go
+++ b/pkg/model/planpreview.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/planpreview.pb.go b/pkg/model/planpreview.pb.go
index b5f05fad52..f1e590e421 100644
--- a/pkg/model/planpreview.pb.go
+++ b/pkg/model/planpreview.pb.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/planpreview.proto b/pkg/model/planpreview.proto
index 14acd68af6..a5a4cb88e0 100644
--- a/pkg/model/planpreview.proto
+++ b/pkg/model/planpreview.proto
@@ -1,5 +1,5 @@
 
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/platformprovider.go b/pkg/model/platformprovider.go
index f2e097f66d..d57ae5917b 100644
--- a/pkg/model/platformprovider.go
+++ b/pkg/model/platformprovider.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/project.go b/pkg/model/project.go
index d7752bbb3d..539dd66231 100644
--- a/pkg/model/project.go
+++ b/pkg/model/project.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/project.pb.go b/pkg/model/project.pb.go
index c902d0b490..4d14dcc92d 100644
--- a/pkg/model/project.pb.go
+++ b/pkg/model/project.pb.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/project.proto b/pkg/model/project.proto
index c8fa17ab03..eeddff9e94 100644
--- a/pkg/model/project.proto
+++ b/pkg/model/project.proto
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/project_test.go b/pkg/model/project_test.go
index ce44919f21..42619f3385 100644
--- a/pkg/model/project_test.go
+++ b/pkg/model/project_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/rbac.pb.go b/pkg/model/rbac.pb.go
index 29434afc40..f91d3b73a1 100644
--- a/pkg/model/rbac.pb.go
+++ b/pkg/model/rbac.pb.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/rbac.proto b/pkg/model/rbac.proto
index 4c29351354..12ee4887cb 100644
--- a/pkg/model/rbac.proto
+++ b/pkg/model/rbac.proto
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/role.pb.go b/pkg/model/role.pb.go
index f6888d7a82..50c9c5599e 100644
--- a/pkg/model/role.pb.go
+++ b/pkg/model/role.pb.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/role.proto b/pkg/model/role.proto
index 1f0ae363ff..69be07f7cf 100644
--- a/pkg/model/role.proto
+++ b/pkg/model/role.proto
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/stage.go b/pkg/model/stage.go
index 6b079bb947..e86ee05c4d 100644
--- a/pkg/model/stage.go
+++ b/pkg/model/stage.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/user.pb.go b/pkg/model/user.pb.go
index c724043ead..9fd23ec20e 100644
--- a/pkg/model/user.pb.go
+++ b/pkg/model/user.pb.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/model/user.proto b/pkg/model/user.proto
index 711ce690fe..20c5de2992 100644
--- a/pkg/model/user.proto
+++ b/pkg/model/user.proto
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/oauth/github/github.go b/pkg/oauth/github/github.go
index b589e67a33..33d1c83183 100644
--- a/pkg/oauth/github/github.go
+++ b/pkg/oauth/github/github.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/oauth/github/github_test.go b/pkg/oauth/github/github_test.go
index cefb1802e6..b4c6601cc7 100644
--- a/pkg/oauth/github/github_test.go
+++ b/pkg/oauth/github/github_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/redis/redis.go b/pkg/redis/redis.go
index 1dab395fb6..05f6aea010 100644
--- a/pkg/redis/redis.go
+++ b/pkg/redis/redis.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/regexpool/regexpool.go b/pkg/regexpool/regexpool.go
index 55f2b6c9b7..6042e3a932 100644
--- a/pkg/regexpool/regexpool.go
+++ b/pkg/regexpool/regexpool.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/regexpool/regexpool_test.go b/pkg/regexpool/regexpool_test.go
index 1b89268c13..dfa6385986 100644
--- a/pkg/regexpool/regexpool_test.go
+++ b/pkg/regexpool/regexpool_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/rpc/chain_interceptor.go b/pkg/rpc/chain_interceptor.go
index 98383dccee..8bc54e153c 100644
--- a/pkg/rpc/chain_interceptor.go
+++ b/pkg/rpc/chain_interceptor.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/rpc/chain_interceptor_test.go b/pkg/rpc/chain_interceptor_test.go
index 69a71f86cf..297fb70075 100644
--- a/pkg/rpc/chain_interceptor_test.go
+++ b/pkg/rpc/chain_interceptor_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/rpc/grpc_test.go b/pkg/rpc/grpc_test.go
index 105876c6df..275aa2a7a1 100644
--- a/pkg/rpc/grpc_test.go
+++ b/pkg/rpc/grpc_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/rpc/log_interceptor.go b/pkg/rpc/log_interceptor.go
index 3cb8de5ffe..7d30e75725 100644
--- a/pkg/rpc/log_interceptor.go
+++ b/pkg/rpc/log_interceptor.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/rpc/request_validation_interceptor.go b/pkg/rpc/request_validation_interceptor.go
index dc34e99138..758d1a30be 100644
--- a/pkg/rpc/request_validation_interceptor.go
+++ b/pkg/rpc/request_validation_interceptor.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/rpc/request_validation_interceptor_test.go b/pkg/rpc/request_validation_interceptor_test.go
index 5f8387eeb8..b0d3abadd6 100644
--- a/pkg/rpc/request_validation_interceptor_test.go
+++ b/pkg/rpc/request_validation_interceptor_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/rpc/rpcauth/auth.go b/pkg/rpc/rpcauth/auth.go
index 7c094e7908..a54365be24 100644
--- a/pkg/rpc/rpcauth/auth.go
+++ b/pkg/rpc/rpcauth/auth.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/rpc/rpcauth/auth_test.go b/pkg/rpc/rpcauth/auth_test.go
index c23358c735..eeea1744b9 100644
--- a/pkg/rpc/rpcauth/auth_test.go
+++ b/pkg/rpc/rpcauth/auth_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/rpc/rpcauth/interceptor.go b/pkg/rpc/rpcauth/interceptor.go
index f6e494ee4d..08ff51ff2a 100644
--- a/pkg/rpc/rpcauth/interceptor.go
+++ b/pkg/rpc/rpcauth/interceptor.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/rpc/rpcauth/interceptor_test.go b/pkg/rpc/rpcauth/interceptor_test.go
index cb428004e0..6285a34b7e 100644
--- a/pkg/rpc/rpcauth/interceptor_test.go
+++ b/pkg/rpc/rpcauth/interceptor_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/rpc/rpcauth/wrapper.go b/pkg/rpc/rpcauth/wrapper.go
index 4602e800ce..9122d2d79f 100644
--- a/pkg/rpc/rpcauth/wrapper.go
+++ b/pkg/rpc/rpcauth/wrapper.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/rpc/rpcclient/credentials.go b/pkg/rpc/rpcclient/credentials.go
index d74bfe534b..06ea4824c5 100644
--- a/pkg/rpc/rpcclient/credentials.go
+++ b/pkg/rpc/rpcclient/credentials.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/rpc/rpcclient/option.go b/pkg/rpc/rpcclient/option.go
index 0982b05d0c..01b56d2c77 100644
--- a/pkg/rpc/rpcclient/option.go
+++ b/pkg/rpc/rpcclient/option.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/rpc/rpcclient/request_validation_interceptor.go b/pkg/rpc/rpcclient/request_validation_interceptor.go
index fe492140c9..85b81ec80c 100644
--- a/pkg/rpc/rpcclient/request_validation_interceptor.go
+++ b/pkg/rpc/rpcclient/request_validation_interceptor.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/rpc/rpcclient/request_validation_interceptor_test.go b/pkg/rpc/rpcclient/request_validation_interceptor_test.go
index 031c767f45..a6f42b6830 100644
--- a/pkg/rpc/rpcclient/request_validation_interceptor_test.go
+++ b/pkg/rpc/rpcclient/request_validation_interceptor_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/rpc/server.go b/pkg/rpc/server.go
index 9ac001fb1b..f73e46c042 100644
--- a/pkg/rpc/server.go
+++ b/pkg/rpc/server.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/rpc/server_test.go b/pkg/rpc/server_test.go
index b6539c7fde..14715f9b54 100644
--- a/pkg/rpc/server_test.go
+++ b/pkg/rpc/server_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/version/version.go b/pkg/version/version.go
index 057840252b..352f005aa2 100644
--- a/pkg/version/version.go
+++ b/pkg/version/version.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/yamlprocessor/yamlprocessor.go b/pkg/yamlprocessor/yamlprocessor.go
index 49f337864b..b997dfabf4 100644
--- a/pkg/yamlprocessor/yamlprocessor.go
+++ b/pkg/yamlprocessor/yamlprocessor.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pkg/yamlprocessor/yamlprocessor_test.go b/pkg/yamlprocessor/yamlprocessor_test.go
index 92a8d31772..22ebd40a2b 100644
--- a/pkg/yamlprocessor/yamlprocessor_test.go
+++ b/pkg/yamlprocessor/yamlprocessor_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/test/integration/datastore/firestore/firestore_test.go b/test/integration/datastore/firestore/firestore_test.go
index e90d071c55..ce78b8543b 100644
--- a/test/integration/datastore/firestore/firestore_test.go
+++ b/test/integration/datastore/firestore/firestore_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/test/integration/datastore/firestore/main_test.go b/test/integration/datastore/firestore/main_test.go
index bc89dc4400..3978f304f9 100644
--- a/test/integration/datastore/firestore/main_test.go
+++ b/test/integration/datastore/firestore/main_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/test/integration/datastore/mysql/apikey_test.go b/test/integration/datastore/mysql/apikey_test.go
index 55c2941c76..6067b92193 100644
--- a/test/integration/datastore/mysql/apikey_test.go
+++ b/test/integration/datastore/mysql/apikey_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/test/integration/datastore/mysql/application_test.go b/test/integration/datastore/mysql/application_test.go
index 10f3a981d7..c1b2754d0c 100644
--- a/test/integration/datastore/mysql/application_test.go
+++ b/test/integration/datastore/mysql/application_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/test/integration/datastore/mysql/command_test.go b/test/integration/datastore/mysql/command_test.go
index ace08ef3d0..4d2640ae2c 100644
--- a/test/integration/datastore/mysql/command_test.go
+++ b/test/integration/datastore/mysql/command_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/test/integration/datastore/mysql/deployment_test.go b/test/integration/datastore/mysql/deployment_test.go
index 07bf4f7927..4d46b2ccbb 100644
--- a/test/integration/datastore/mysql/deployment_test.go
+++ b/test/integration/datastore/mysql/deployment_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/test/integration/datastore/mysql/deploymentchain_test.go b/test/integration/datastore/mysql/deploymentchain_test.go
index 952881c0c9..9f3da1dc65 100644
--- a/test/integration/datastore/mysql/deploymentchain_test.go
+++ b/test/integration/datastore/mysql/deploymentchain_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/test/integration/datastore/mysql/event_test.go b/test/integration/datastore/mysql/event_test.go
index f40204311c..048dbd4e74 100644
--- a/test/integration/datastore/mysql/event_test.go
+++ b/test/integration/datastore/mysql/event_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/test/integration/datastore/mysql/main_test.go b/test/integration/datastore/mysql/main_test.go
index 57b7d26a59..ab8cb82cf7 100644
--- a/test/integration/datastore/mysql/main_test.go
+++ b/test/integration/datastore/mysql/main_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/test/integration/datastore/mysql/mysql_test.go b/test/integration/datastore/mysql/mysql_test.go
index 90796430f6..e8422347b9 100644
--- a/test/integration/datastore/mysql/mysql_test.go
+++ b/test/integration/datastore/mysql/mysql_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/test/integration/datastore/mysql/piped_test.go b/test/integration/datastore/mysql/piped_test.go
index 63b9f4e6d8..9db34766ba 100644
--- a/test/integration/datastore/mysql/piped_test.go
+++ b/test/integration/datastore/mysql/piped_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/test/integration/datastore/mysql/project_test.go b/test/integration/datastore/mysql/project_test.go
index 08367647e2..c8156a031b 100644
--- a/test/integration/datastore/mysql/project_test.go
+++ b/test/integration/datastore/mysql/project_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/test/integration/filestore/gcs/gcs_test.go b/test/integration/filestore/gcs/gcs_test.go
index 78e684ab55..9aa88b4647 100644
--- a/test/integration/filestore/gcs/gcs_test.go
+++ b/test/integration/filestore/gcs/gcs_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/tool/actions-gh-release/comment.go b/tool/actions-gh-release/comment.go
index 879a62ec66..027b948d6a 100644
--- a/tool/actions-gh-release/comment.go
+++ b/tool/actions-gh-release/comment.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/tool/actions-gh-release/comment_test.go b/tool/actions-gh-release/comment_test.go
index 1930b0ce67..bfa99c483e 100644
--- a/tool/actions-gh-release/comment_test.go
+++ b/tool/actions-gh-release/comment_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/tool/actions-gh-release/filematcher.go b/tool/actions-gh-release/filematcher.go
index aab2b644b5..63d895120f 100644
--- a/tool/actions-gh-release/filematcher.go
+++ b/tool/actions-gh-release/filematcher.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/tool/actions-gh-release/git.go b/tool/actions-gh-release/git.go
index f88e47fba6..9020a676c3 100644
--- a/tool/actions-gh-release/git.go
+++ b/tool/actions-gh-release/git.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/tool/actions-gh-release/git_test.go b/tool/actions-gh-release/git_test.go
index 34b26a61d9..b101f654a5 100644
--- a/tool/actions-gh-release/git_test.go
+++ b/tool/actions-gh-release/git_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/tool/actions-gh-release/github.go b/tool/actions-gh-release/github.go
index f744c88df6..50ec0f905e 100644
--- a/tool/actions-gh-release/github.go
+++ b/tool/actions-gh-release/github.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/tool/actions-gh-release/main.go b/tool/actions-gh-release/main.go
index 41a1901810..f80d6ccfb1 100644
--- a/tool/actions-gh-release/main.go
+++ b/tool/actions-gh-release/main.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/tool/actions-gh-release/main_test.go b/tool/actions-gh-release/main_test.go
index 283d9e386e..e778e4257f 100644
--- a/tool/actions-gh-release/main_test.go
+++ b/tool/actions-gh-release/main_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/tool/actions-gh-release/release.go b/tool/actions-gh-release/release.go
index 0871ac582e..b468ab414d 100644
--- a/tool/actions-gh-release/release.go
+++ b/tool/actions-gh-release/release.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/tool/actions-gh-release/release_test.go b/tool/actions-gh-release/release_test.go
index 3ead0700af..3170931bde 100644
--- a/tool/actions-gh-release/release_test.go
+++ b/tool/actions-gh-release/release_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/tool/actions-plan-preview/github.go b/tool/actions-plan-preview/github.go
index 67db8d3bb5..79b0610ab4 100644
--- a/tool/actions-plan-preview/github.go
+++ b/tool/actions-plan-preview/github.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/tool/actions-plan-preview/github_test.go b/tool/actions-plan-preview/github_test.go
index fbd6111b3a..9c92fee1ee 100644
--- a/tool/actions-plan-preview/github_test.go
+++ b/tool/actions-plan-preview/github_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/tool/actions-plan-preview/main.go b/tool/actions-plan-preview/main.go
index 9562fdda56..c5d888bbe1 100644
--- a/tool/actions-plan-preview/main.go
+++ b/tool/actions-plan-preview/main.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/tool/actions-plan-preview/main_test.go b/tool/actions-plan-preview/main_test.go
index 14d96dc068..72b40e1e01 100644
--- a/tool/actions-plan-preview/main_test.go
+++ b/tool/actions-plan-preview/main_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/tool/actions-plan-preview/planpreview.go b/tool/actions-plan-preview/planpreview.go
index 70582bc709..962525148b 100644
--- a/tool/actions-plan-preview/planpreview.go
+++ b/tool/actions-plan-preview/planpreview.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/tool/actions-plan-preview/planpreview_test.go b/tool/actions-plan-preview/planpreview_test.go
index bf224547f8..6a143368bc 100644
--- a/tool/actions-plan-preview/planpreview_test.go
+++ b/tool/actions-plan-preview/planpreview_test.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/tool/codegen/protoc-gen-auth/file.go b/tool/codegen/protoc-gen-auth/file.go
index 6a7cd40f04..95b029c6e4 100644
--- a/tool/codegen/protoc-gen-auth/file.go
+++ b/tool/codegen/protoc-gen-auth/file.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -14,7 +14,7 @@
 
 package main
 
-const fileTpl = `// Copyright 2023 The PipeCD Authors.
+const fileTpl = `// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/tool/codegen/protoc-gen-auth/main.go b/tool/codegen/protoc-gen-auth/main.go
index ef48b01b42..1f011aafb9 100644
--- a/tool/codegen/protoc-gen-auth/main.go
+++ b/tool/codegen/protoc-gen-auth/main.go
@@ -1,4 +1,4 @@
-// Copyright 2023 The PipeCD Authors.
+// Copyright 2024 The PipeCD Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/tool/piped-base-okd/install-nss-wrapper.sh b/tool/piped-base-okd/install-nss-wrapper.sh
index e387e86f8c..e707aca1ec 100755
--- a/tool/piped-base-okd/install-nss-wrapper.sh
+++ b/tool/piped-base-okd/install-nss-wrapper.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-# Copyright 2023 The PipeCD Authors.
+# Copyright 2024 The PipeCD Authors.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.