publish.yml

name: Publish

on:
  # push:
  #   branches:
  #     - "main"
  #   paths:
  #     - "images/**/*"
  # # add workflow dispatch to manually publish the current images
  # workflow_dispatch:
  pull_request:
    paths:
      - "images/**/*"

concurrency:
  # Cancel in-progress jobs if a new job is trigged by a commit from the same branch
  # https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions#concurrency
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

env:
  REGISTRY_IMAGE: friendsofredaxo/redaxo

jobs:
  collect:
    name: Collect images from directories
    runs-on: ubuntu-latest
    outputs:
      IMAGES: ${{ steps.images.outputs.directories }}

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          persist-credentials: false

      - name: Collect images from directories
        id: images
        run: |
          cd images
          directories=$(tree -J -d -L 1 | jq -c '.[0].contents | map(.name)')
          echo $directories
          echo "directories=$directories" >> $GITHUB_OUTPUT

  publish:
    name: Publish
    runs-on: ubuntu-latest
    needs: [collect]

    strategy:
      fail-fast: false
      matrix:
        image: ${{ fromJson(needs.collect.outputs.IMAGES) }}

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          persist-credentials: false

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      # - name: Login to Docker Hub
      #   uses: docker/login-action@v3
      #   with:
      #     username: ${{ secrets.DOCKERHUB_USERNAME }}
      #     password: ${{ secrets.DOCKERHUB_TOKEN }}

      - name: Login to GitHub Container Registry
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.repository_owner }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build and push
        uses: docker/build-push-action@v5
        with:
          context: ./images/${{ matrix.image }}
          platforms: linux/amd64,linux/arm64
          push: true
          # tags: |
          #   ${{ env.REGISTRY_IMAGE }}:${{ matrix.image }}
          #   ghcr.io/${{ env.REGISTRY_IMAGE }}:${{ matrix.image }}
          tags: |
            ghcr.io/${{ env.REGISTRY_IMAGE }}:${{ matrix.image }}