name: Build and Push Docker Image

on:
  push:
    branches:
    - master
    tags:
    - 'v*'

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository }}

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

    steps:
    - name: Checkout repository
      uses: actions/checkout@v6.0.1

    - name: Get version from package.json
      id: package-version
      run: |
        VERSION=$(node -p "require('./package.json').version")
        echo "version=$VERSION" >> $GITHUB_OUTPUT

    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v3.12.0

    - name: Log in to Container Registry
      uses: docker/login-action@v3.6.0
      with:
        registry: ${{ env.REGISTRY }}
        username: ${{ github.actor }}
        password: ${{ secrets.GITHUB_TOKEN }}

    - name: Extract metadata (tags, labels) for Docker
      id: meta
      uses: docker/metadata-action@v5.10.0
      with:
        images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
        tags: |
          # Set latest tag for master branch
          type=raw,value=latest,enable={{is_default_branch}}
          # Use version from package.json
          type=raw,value=${{ steps.package-version.outputs.version }}
          # Use short SHA
          type=sha,prefix=
          # Use git tag if present
          type=ref,event=tag

    - name: Build and push Docker image
      uses: docker/build-push-action@v6.18.0
      with:
        context: .
        push: true
        tags: ${{ steps.meta.outputs.tags }}
        labels: ${{ steps.meta.outputs.labels }}
        cache-from: type=gha
        cache-to: type=gha,mode=max
        platforms: linux/amd64,linux/arm64
        build-args: |
          DATABASE_URL=postgresql://user:password@localhost:5432/db