name: Mark and close stale PRs

on:
  schedule:
    # Run once a day at 05:30
    - cron: '30 5 * * *'

permissions:
  actions: write
  # BUG: required due to a bug in the stale action:
  #      https://github.com/actions/stale/issues/840#issuecomment-2195082494
  issues: read
  pull-requests: write

jobs:
  stale:
    runs-on: ubuntu-slim
    steps:
      - name: Mark and close PRs with formality issues
        uses: actions/stale@v10
        with:
          repo-token: ${{ secrets.GITHUB_TOKEN }}
          stale-pr-message: |
            This PR is stale because it has been open for 14 days with no activity and has the "not following guidelines" label.
            It will be closed if no further activity occurs within 14 days.
          close-pr-message: 'This PR was closed because it has been marked stale for 14 days with no activity.'
          days-before-stale: 14
          days-before-close: 14
          only-labels: 'not following guidelines'
          stale-pr-label: 'stale'
