name: Docker Build and Push

on:
  push:
    branches: [ main ]
    tags: [ 'v*' ]

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

    steps:
    - uses: actions/checkout@v3

    - name: Login to GitHub Container Registry
      uses: docker/login-action@v2
      with:
        registry: ghcr.io
        username: ${{ github.actor }}
        password: ${{ secrets.GITHUB_TOKEN }}

    - name: Extract metadata
      id: meta
      uses: docker/metadata-action@v4
      with:
        images: ghcr.io/${{ github.repository }}
        tags: |
          type=ref,event=branch
          type=ref,event=tag
          type=sha
          type=raw,value=latest,enable={{is_default_branch}}

    - name: Build and push
      uses: docker/build-push-action@v4
      with:
        context: .
        push: true
        tags: ${{ steps.meta.outputs.tags }}
        labels: ${{ steps.meta.outputs.labels }}