[v9.5.x] CI: post changelog to forum in release-comms (#90756)

CI: post changelog to forum in release-comms (#90742)

* post changelog to forum in post-release workflow

(cherry picked from commit 9a3672c2bb)

.github/workflows/community-release.yml

@@ -0,0 +1,46 @@
+name: Create community release post
+on:
+  workflow_call:
+    inputs:
+      version:
+        type: string
+        required: true
+        description: 'Needs to match, exactly, the name of a milestone. The version to be released please respect: major.minor.patch, major.minor.patch-preview or major.minor.patch-preview<number> format. example: 7.4.3, 7.4.3-preview or 7.4.3-preview1'
+      dry_run:
+        type: boolean
+        required: false
+        default: false
+        description: When enabled, this workflow will print a preview instead of creating an actual post.
+    secrets:
+      GRAFANA_MISC_STATS_API_KEY:
+        required: true
+      GRAFANABOT_FORUM_KEY:
+        required: true
+  workflow_dispatch:
+    inputs:
+      version:
+        type: string
+        required: true
+        description: 'Needs to match, exactly, the name of a milestone. The version to be released please respect: major.minor.patch, major.minor.patch-preview or major.minor.patch-preview<number> format. example: 7.4.3, 7.4.3-preview or 7.4.3-preview1'
+      dry_run:
+        type: boolean
+        required: false
+        default: false
+        description: When enabled, this workflow will print a preview instead of creating an actual post.
+
+permissions:
+  contents: read
+
+jobs:
+  main:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Run community-release (manually invoked)
+        uses: grafana/grafana-github-actions-go/community-release@main
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          version: ${{ inputs.version }}
+          metrics_api_key: ${{ secrets.GRAFANA_MISC_STATS_API_KEY }}
+          community_api_key: ${{ secrets.GRAFANABOT_FORUM_KEY }}
+          community_api_username: grafanabot
+          dry_run: ${{ inputs.dry_run }}

.github/workflows/release-comms.yml

@@ -19,6 +19,7 @@ on:
     branches:
     - 'main'
     - 'v*.*.*'
+
 jobs:
   setup:
     name: Setup and establish latest
@@ -50,11 +51,13 @@ jobs:
         echo "version=$VERSION" >> "$GITHUB_OUTPUT"
   post_changelog_on_forum:
     needs: setup
-    runs-on: ubuntu-latest
-    steps:
-    - run: |
-        echo post changelog to forums for ${{ needs.setup.outputs.version }}
-        echo dry run: ${{ needs.setup.outputs.dry_run }}
+    uses: ./.github/workflows/community-release.yml
+    secrets:
+      GRAFANA_MISC_STATS_API_KEY: ${{ secrets.GRAFANA_MISC_STATS_API_KEY }}
+      GRAFANABOT_FORUM_KEY: ${{ secrets.GRAFANABOT_FORUM_KEY }}
+    with:
+      version: ${{ needs.setup.outputs.version }}
+      dry_run: ${{ needs.setup.outputs.dry_run == 'true' }}
   create_github_release:
     # a github release requires a git tag
     # The github-release action retrieves the changelog using the /repos/grafana/grafana/contents/CHANGELOG.md API