backend-release-pr.yml

name: Backend Release PR
on:
  workflow_dispatch:
    inputs:
      type:
        type: choice
        description: Choose release type
        options:
          - auto
          - patch
          - minor
          - major
        default: auto
      beta:
        type: boolean
        description: Prerelease
        default: false

permissions:
  contents: write
  pull-requests: write
  issues: write

jobs:
  releaseIt:
    runs-on: ubuntu-latest
    defaults:
      run:
        working-directory: services/backend
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0
          # Use the app token for checkout as well
          token: ${{ secrets.APP_INSTALLATION_TOKEN }}
      - name: git config
        run: |
          git config user.name "${GITHUB_ACTOR}"
          git config user.email "${GITHUB_ACTOR}@users.noreply.github.com"
      - name: Setup node
        uses: actions/setup-node@v4
        with:
          node-version: 20
          cache: npm
      - run: npm ci
      - name: Prepare release
        env:
          GITHUB_TOKEN: ${{ secrets.APP_INSTALLATION_TOKEN }}
          TYPE_ARG: ${{ fromJSON('{"auto":"", "patch":"patch", "minor":"minor", "major":"major"}')[github.event.inputs.type] }}
          BETA_ARG: ${{ github.event.inputs.beta == 'true' && '--preRelease=beta' || '' }}
        run: npm run release -- $TYPE_ARG --ci --verbose --no-git.push --no-git.commit --no-git.tag --no-github $BETA_ARG
      - name: get-npm-version
        id: package-version
        uses: martinbeentjes/npm-get-version-action@main
        with:
          path: services/backend
      - name: Extract release notes
        id: extract-release-notes
        run: |
          # Get the current version from the package.json in the current working directory
          VERSION=$(cat package.json | grep '"version"' | cut -d'"' -f4)
          echo "Extracting release notes for version $VERSION"
          
          # Extract the changelog section for this version
          if [ -f CHANGELOG.md ]; then
            # Look for the version header and extract content until the next version or end of file
            RELEASE_NOTES=$(awk -v version="$VERSION" '
              BEGIN { found=0; content="" }
              /^##? [0-9]+\.[0-9]+\.[0-9]+/ { 
                if (found) exit
                if ($0 ~ version) { found=1; next }
              }
              found && /^##? [0-9]+\.[0-9]+\.[0-9]+/ { exit }
              found { content = content $0 "\n" }
              END { print content }
            ' CHANGELOG.md)
            
            # Clean up empty markdown links and remove empty lines
            CLEAN_NOTES=$(echo "$RELEASE_NOTES" | sed 's/(\[\]([^)]*))//g' | sed '/^$/d')
            
            # Save to output
            echo "release_notes<<EOF" >> $GITHUB_OUTPUT
            echo "$CLEAN_NOTES" >> $GITHUB_OUTPUT
            echo "EOF" >> $GITHUB_OUTPUT
            
            echo "Release notes extracted:"
            echo "$CLEAN_NOTES"
          else
            echo "No CHANGELOG.md found"
            echo "release_notes=" >> $GITHUB_OUTPUT
          fi
        working-directory: services/backend
      - name: Create pull request
        uses: peter-evans/create-pull-request@v7
        id: cpr
        with:
          # This is the key change - use the app token
          token: ${{ secrets.APP_INSTALLATION_TOKEN }}
          branch: backend-release
          delete-branch: true
          commit-message: 'chore(backend): release v${{ steps.package-version.outputs.current-version}}'
          title: '[Backend Release] v${{ steps.package-version.outputs.current-version}}'
          body: |
            ## Backend Release v${{ steps.package-version.outputs.current-version}}
            
            This PR prepares a new backend release.
            
            When merged, this will:
            1. Create a release tag
            2. Build and publish a multi-architecture Docker image to Docker Hub
            
            The Docker image will be available at:
            - `deploystack/backend:latest`
            - `deploystack/backend:v${{ steps.package-version.outputs.current-version}}`
            
            ### Supported Architectures
            - `linux/amd64` (Intel/AMD)
            - `linux/arm64` (Apple Silicon, AWS Graviton)
            
            ### Environment Variables
            The Docker image will include `DEPLOYSTACK_BACKEND_VERSION` environment variable set to the current version.
            
            ## Release notes:
            ${{ steps.extract-release-notes.outputs.release_notes }}
          labels: |
            backend
            release
            automated pr
          draft: false
      - name: Show PR link
        if: ${{ steps.cpr.outputs.pull-request-url }}
        run: |
          echo "Backend Release v${{ steps.package-version.outputs.current-version}}' pull request - ${{ steps.cpr.outputs.pull-request-url }}"