stale-branches.yaml

name: Delete abandoned branches

on:
  pull_request:
    branches: ["main"]
    paths:
      - ".github/workflows/stale-branches.yaml"
  # Run daily at midnight
  schedule:
    - cron: "0 0 * * *"
  # Allow workflow to be manually run from the GitHub UI
  workflow_dispatch:

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  cleanup-old-branches:
    runs-on: ubuntu-latest
    name: Satisfy my repo CDO
    env:
      DRY_RUN: no
    steps:
      - name: Set dry run
        if: ${{ github.event_name == 'pull_request' }}
        run: echo "DRY_RUN=yes" >> $GITHUB_ENV
      - name: Delete those pesky dead branches
        uses: phpdocker-io/github-actions-delete-abandoned-branches@v2
        id: delete_stuff
        with:
          github_token: ${{ github.token }}
          last_commit_age_days: 90
          ignore_branches: main
          # Disable dry run and actually get stuff deleted
          # For a PR, always perform dry run
          dry_run: ${{ env.DRY_RUN }}

      - name: Get output
        run: "echo 'Deleted branches: ${{ steps.delete_stuff.outputs.deleted_branches }}'"