container.yml

name: "Docker Image"
on:
  push:
env:
  REGISTRY: ghcr.io
jobs:
  build:
    strategy:
      fail-fast: false
      matrix:
        arch:
        - x86_64-linux
        # Disabled for now due to qemu segfault issue
        # - aarch64-linux
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v3
    - uses: docker/setup-qemu-action@v2
    - name: Install Nix
      uses: DeterminateSystems/nix-installer-action@v4
    - uses: DeterminateSystems/magic-nix-cache-action@main
    - run: nix run -L --system ${{ matrix.arch }} --extra-platforms ${{ matrix.arch }} .#container.copyToDockerDaemon
    - name: Log in to the Container registry
      if: github.ref == format('refs/heads/{0}', github.event.repository.default_branch)
      uses: docker/login-action@v2
      with:
        registry: ${{ env.REGISTRY }}
        username: ${{ github.actor }}
        password: ${{ secrets.GITHUB_TOKEN }}
    - name: Tag and push Docker image
      if: github.ref == format('refs/heads/{0}', github.event.repository.default_branch)
      run: |
        TAG=$(nix eval '.#lanparty-seating.version' | sed s/\"//g)
        docker tag lanparty-seating:$TAG ghcr.io/otakulan/lanparty-seating/lanparty-seating:$TAG
        docker push ghcr.io/otakulan/lanparty-seating/lanparty-seating:$TAG