publish-images.yaml

name: Publish Container Images (workflow_run)
on:
  workflow_run:
    workflows: ['Publish Container Images']
    types:
      - completed

env:
  # Use docker.io for Docker Hub if empty
  REGISTRY: ghcr.io
  # github.repository as <account>/<repo>
  IMAGE_NAME: ${{ github.repository }}
  RELEASE: ${{ github.ref_name }}

jobs:
  debug-event:
    runs-on: ubuntu-latest
    if: ${{ github.event.workflow_run.conclusion == 'success' }}
    steps:
      - name: Print workflow actor
        run: echo "${{ toJSON(github.actor) }}"
      - name: Print workflow event
        run: jq '.' $GITHUB_EVENT_PATH
  publish:
    runs-on: ubuntu-latest
    if: ${{ github.event.workflow_run.conclusion == 'success' }}
    strategy:
      matrix:
        os: [linux]
        arch: [amd64, arm64, arm]
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Import environment variables from file
        run: cat ".github/env" >> $GITHUB_ENV

      - name: Extract Docker metadata
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
          tags: |
            type=schedule,pattern=main
            type=ref,event=branch
            type=ref,event=tag
            type=ref,event=pr
          flavor: |
            suffix=-${{ matrix.arch }},onlatest=true

      # Extract metadata (tags, labels) for Docker
      # https://github.com/docker/metadata-action
      - name: Extract Docker metadata (without suffixes)
        id: meta_clean
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}