Add promtool for alert rule validation (#1824)

Author: mkuratczyk

.github/workflows/prometheus-rules.yml

@@ -38,8 +38,7 @@ jobs:
 
       - name: Check Prometheus rule file
         run: |
-          # need to use @main because of https://github.com/prometheus/prometheus/issues/8586#issuecomment-796976710
-          GO111MODULE=on go get github.com/prometheus/prometheus/cmd/promtool@main
+          make install-tools
           promtool check rules observability/prometheus/rule-file.yml
       - name: Commit Prometheus rule file
         working-directory: observability/prometheus

internal/tools/go.mod

@@ -28,7 +28,7 @@ require (
 	github.com/go-logr/logr v1.4.2 // indirect
 	github.com/go-logr/zapr v1.3.0 // indirect
 	github.com/go-openapi/jsonpointer v0.21.0 // indirect
-	github.com/go-openapi/jsonreference v0.20.2 // indirect
+	github.com/go-openapi/jsonreference v0.21.0 // indirect
 	github.com/go-openapi/swag v0.23.0 // indirect
 	github.com/go-task/slim-sprig/v3 v3.0.0 // indirect
 	github.com/gobuffalo/flect v1.0.3 // indirect
@@ -57,6 +57,7 @@ require (
 	github.com/monochromegane/go-gitignore v0.0.0-20200626010858-205db1a8cc00 // indirect
 	github.com/pelletier/go-toml v1.9.5 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
+	github.com/prometheus/prometheus v0.302.0 // indirect
 	github.com/sergi/go-diff v1.2.0 // indirect
 	github.com/spf13/afero v1.6.0 // indirect
 	github.com/spf13/cobra v1.8.1 // indirect
@@ -65,16 +66,16 @@ require (
 	github.com/xlab/treeprint v1.2.0 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
 	go.uber.org/zap v1.27.0 // indirect
-	golang.org/x/crypto v0.31.0 // indirect
+	golang.org/x/crypto v0.32.0 // indirect
 	golang.org/x/mod v0.22.0 // indirect
-	golang.org/x/net v0.33.0 // indirect
+	golang.org/x/net v0.34.0 // indirect
 	golang.org/x/sync v0.10.0 // indirect
-	golang.org/x/sys v0.28.0 // indirect
+	golang.org/x/sys v0.29.0 // indirect
 	golang.org/x/telemetry v0.0.0-20240522233618-39ace7a40ae7 // indirect
 	golang.org/x/text v0.21.0 // indirect
-	golang.org/x/tools v0.28.0 // indirect
+	golang.org/x/tools v0.29.0 // indirect
 	golang.org/x/xerrors v0.0.0-20231012003039-104605ab7028 // indirect
-	google.golang.org/protobuf v1.36.1 // indirect
+	google.golang.org/protobuf v1.36.4 // indirect
 	gopkg.in/evanphx/json-patch.v4 v4.12.0 // indirect
 	gopkg.in/inf.v0 v0.9.1 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect