backport.yaml

name: Backport

on:
  pull_request_target:
    types: ["labeled", "closed"]

jobs:
  backport:
    name: Backport PR
    runs-on: ubuntu-latest
    if: |
      github.event.pull_request.merged == true
      && contains(github.event.pull_request.labels.*.name, 'auto-backport')
      && (
        (github.event.action == 'labeled' && github.event.label.name == 'auto-backport')
        || (github.event.action == 'closed')
      )
    steps:
      - name: Backport Action
        uses: sqren/backport-github-action@v8.9.3
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          auto_backport_label_prefix: backport-
          add_original_reviewers: true

      - name: Info log
        if: ${{ success() }}
        run: cat ~/.backport/backport.info.log

      - name: Debug log
        if: ${{ failure() }}
        run: cat ~/.backport/backport.debug.log

      - name: Slack Notification
        if: ${{ failure() }}
        uses: rtCamp/action-slack-notify@v2
        env:
          SLACK_WEBHOOK: ${{ secrets.SLACK_WEBHOOK }}
          SLACK_USERNAME: "spectromate"
          SLACK_ICON_EMOJI: ":robot_panic:"
          SLACK_COLOR: ${{ job.status }}
          SLACK_MESSAGE: 'The backport automation flow failed. Review the GitHub Actions logs for more details.'