name: 'Docker check'

on:
  pull_request:
    paths:
      - 'Dockerfile'
      - '.github/workflows/docker-pr.yml'
      - '.github/workflows/prod-deploy.yml'

jobs:
  docker-build:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write

    steps:
      - name: Checkout repository
        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1

      - name: Set up QEMU
        uses: docker/setup-qemu-action@96fe6ef7f33517b61c61be40b68a1882f3264fb8 # v4.2.0
        
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@bb05f3f5519dd87d3ba754cc423b652a5edd6d2c # v4.2.0

      - name: Login to Docker Hub #Do not update this action from a outside PR
        if: github.event.pull_request.head.repo.fork == false
        uses: docker/login-action@dbcb813823bdd20940b903addbd779551569679f # v4.6.0
        with:
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_PASSWORD }}
        continue-on-error: true

      - name: Login to the Github Container registry #Do not update this action from a outside PR
        if: github.event.pull_request.head.repo.fork == false
        uses: docker/login-action@dbcb813823bdd20940b903addbd779551569679f # v4.6.0
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
        continue-on-error: true

      - name: Extract metadata (tags, labels) for Docker, GHCR
        id: meta
        uses: docker/metadata-action@dc802804100637a589fabce1cb79ff13a1411302 # v6.2.0
        with:
          images: |
            ajbura/cinny
            ghcr.io/${{ github.repository }}

      - name: Build Docker image (no push)
        uses: docker/build-push-action@53b7df96c91f9c12dcc8a07bcb9ccacbed38856a # v7.3.0
        with:
          context: .
          platforms: linux/amd64
          push: false
          load: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}

      - name: Show Docker images
        run: docker images