clean-containers.yaml

# This workflow uses actions that are not certified by GitHub.
# They are provided by a third-party and are governed by
# separate terms of service, privacy policy, and support
# documentation.

name: ghcr actions

on:
  schedule:
    - cron: "21 21 * * *"

jobs:
  clean-ghcr:
    name: Delete old unused container images
    runs-on: ubuntu-latest
    permissions:
      packages: write
    steps:
      - name: downcase REPO name
        run: |
          echo "REPO=${GITHUB_REPOSITORY,,}" >>${GITHUB_ENV}
      - name: Delete 'PR' containers older than a week
        uses: snok/container-retention-policy@v3.0.0
        with:
          image-names: ${{ env.REPO }}
          image-tags: "sha-* sha256:* !latest"
          cut-off: 1w
          account: ${{ github.repository_owner }}
          keep-n-most-recent: 1
          token: ${{ secrets.GITHUB_TOKEN }}
          timestamp-to-use: updated_at