delete-untagged-images.yml

name: "Delete untagged images."

on:
  schedule:
    - cron: "15 16 * * *" # 16:15 UTC
  workflow_dispatch:
  push:

jobs:
  delete-untagged-images:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
    strategy:
      fail-fast: false
      matrix:
        images:
          - image: al2023
          - image: alpine
          - image: debian
    steps:
      - name: "Delete untagged images."
        uses: actions/github-script@v7
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          script: |
            const response = await github.rest.packages.getAllPackageVersionsForAPackageOwnedByTheAuthenticatedUser({
              package_type: "container",
              package_name: ${{ env.PACKAGE_NAME }},
              per_page: ${{ env.PER_PAGE }}
            });
            for(version of response.data) {
                if (version.metadata.container.tags.length == 0) {
                    console.log("Removing: " + version.id)
                    const deleteResponse = await github.rest.packages.deletePackageVersionForTheAuthenticatedUser({
                      package_type: "container",
                      package_name: ${{ env.PACKAGE_NAME }},
                      package_version_id: version.id
                    });
                    console.log("Status: " + deleteResponse.status)
                }
            }
        env:
          OWNER: ${{ github.repository_owner }}
          PACKAGE_NAME: ${{ matrix.images.image }}
          PER_PAGE: 100