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@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2

      - name: Set up QEMU
        uses: docker/setup-qemu-action@c7c53464625b32c7a7e944ae62b3e17d2b600130 # v3.7.0
        
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3.12.0

      - 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@4907a6ddec9925e35a0a9e82d7399ccc52663121 # v4.1.0
        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@4907a6ddec9925e35a0a9e82d7399ccc52663121 # v4.1.0
        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@c299e40c65443455700f0fdfc63efafe5b349051 # v5.10.0
        with:
          images: |
            ajbura/cinny
            ghcr.io/${{ github.repository }}

      - name: Build Docker image (no push)
        uses: docker/build-push-action@bcafcacb16a39f128d818304e6c9c0c18556b85f # v7.1.0
        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
