docker-build-release.yaml

---
name: Update image in GHCR

run-name: >
  ${{
    github.event_name == 'delete' && format(
      'Delete `{0}{1}`',
      github.event.ref_type == 'branch' && 'branch-' || '',
      github.event.ref
    )
    || github.ref == 'refs/heads/main' && 'Update `dev`'
      || format(
        'Update `{0}{1}`',
        !startsWith(github.ref, 'refs/tags') && 'branch-' || '',
        github.ref_name
      )
  }} docker tag

on:
  push:
    branches-ignore: ['gh-pages']
    tags: ['v*']
  delete:

jobs:
  push-or-delete-image:
    runs-on: ubuntu-latest
    name: Update GitHub Container Registry
    permissions:
      contents: read
      packages: write
    steps:
      - uses: uclahs-cds/tool-Docker-action@v2.1.0
        with:
          custom-tags: |
            type=raw,enable=${{github.event_name == 'workflow_dispatch'}},branch=unstable,value=unstable
          # Uncomment if you expect to use non-SemVer release tags
          # non-semver-tags: true