name: epochs
on:
  schedule:
    # Trigger 10 minutes past every 3rd hour. 10 minutes is a safety margin
    # for any manifest workflow to finish, see tools/wpt/revlist.py.
    - cron: 10 */3 * * *
jobs:
  update:
    runs-on: ubuntu-20.04
    steps:
    - name: Checkout
      uses: actions/checkout@v4
      with:
        fetch-depth: 0
    - name: Run epochs_update.sh
      # Use a conditional step instead of a conditional job to work around #20700.
      if: github.repository == 'web-platform-tests/wpt'
      run: ./tools/ci/epochs_update.sh
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
