Create dependabot.yml (#63)

* Create dependabot.yml

Specify package ecosystems for gomod, github-actions, and docker

* Update dependabot.yml

Add license

.github/dependabot.yml

@@ -0,0 +1,34 @@
+# Copyright 2022 The Archivista Contributors
+#
+# 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.
+
+version: 2
+updates:
+  - package-ecosystem: "gomod" # See documentation for possible values
+    directory: "/" # Location of package manifests
+    schedule:
+      interval: "weekly"
+    commit-message:
+      prefix: "chore"
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+    commit-message:
+      prefix: "chore"
+  - package-ecosystem: docker
+    directory: /
+    schedule:
+      interval: daily
+    commit-message:
+      prefix: "chore"