update-release-notes.yaml

name: auto-release-notes
on:
  repository_dispatch:
    types: [auto-release-notes]

jobs:
  build-pr-release-notes:
    runs-on: ubuntu-20.04
    steps:
    - uses: actions/checkout@v4

    - name: Create Release Notes Template
      id: release-notes
      env:
        KURL_VERSION: ${{ github.event.client_payload.version }}
      run: |
        KURL_VERSION=$( echo $KURL_VERSION | sed -E -e 's/v(.*)/\1/g' )
        echo "parsed_kurl_version=$KURL_VERSION" >> "$GITHUB_OUTPUT"

        cp ./hack/release-notes.md.tmpl ./src/release-notes/${KURL_VERSION}.md
        DATE=$(date +%F)
        WEIGHT=$(echo $KURL_VERSION | tr -d "v\.\-")
        sed -i "s/__DATE__/$DATE/g" ./content/release-notes/${KURL_VERSION}.md
        sed -i "s/__VERSION__/$KURL_VERSION/g" ./content/release-notes/${KURL_VERSION}.md

    - name: Create Pull Request # creates a PR if there are differences
      uses: peter-evans/create-pull-request@v7
      id: cpr
      with:
        token: ${{ secrets.GITHUB_TOKEN }}
        commit-message: draft release notes kurl ${{ github.event.client_payload.version }}
        title: '[${{ github.event.client_payload.version }}] Triggered Release Notes'
        branch: automation/release-notes-${{ steps.release-notes.outputs.parsed_kurl_version }}-${{github.run_id}}  # Create a unique branch to prevent overwrites on re-tag
        delete-branch: true
        labels: |
          release-notes
          automated
        draft: true
        base: "main"
        body: "Automated changes by the [auto-release-notes](https://github.com/replicatedhq/kurl.sh/blob/main/.github/workflows/update-release-notes.yaml) GitHub action"

    - name: Check outputs
      run: |
        echo "Pull Request Number - ${{ steps.cpr.outputs.pull-request-number }}"
        echo "Pull Request URL - ${{ steps.cpr.outputs.pull-request-url }}"

    - name: Slack Notification
      id: slack
      uses: slackapi/slack-github-action@v1.26.0
      with: 
        payload: "{\"message\":\"Pull request #${{steps.cpr.outputs.pull-request-number }} is ready for kURL.sh release notes: ${{steps.cpr.outputs.pull-request-url}}\",\"version\":\"${{ steps.release-notes.outputs.parsed_kurl_version }}\"}" 
      env:
        SLACK_WEBHOOK_URL: ${{ secrets.KOTS_RELEASE_SLACK_WEBHOOK }}