name: Docker image CI

on:
  push:
    branches: [ master ]

jobs:
  build:
    name: Build and push Docker image to Docker Hub and GitHub Containers Repository
    runs-on: ubuntu-latest
    steps:
    - name: Checkout
      uses: actions/checkout@v3
      
    - name: Docker meta
      id: meta
      uses: docker/metadata-action@v4
      with:
        images: |
          ${{ github.repository }}
          ghcr.io/${{ github.repository }}
        tags: type=raw,value=latest
        
    - name: Login to Docker Hub
      uses: docker/login-action@v2
      with:
        username: ${{ secrets.DOCKERHUB_USERNAME }}
        password: ${{ secrets.DOCKERHUB_TOKEN }}
    
    - name: Login to GitHub Container Registry
      uses: docker/login-action@v2
      with:
        registry: ghcr.io
        username: ${{ github.repository_owner }}
        password: ${{ secrets.GITHUB_TOKEN }}

    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v2

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