docker-publish.yml

name: Docker

on:
  push:
    branches: [ main ]
  pull_request:
    types: [opened, synchronize, reopened]

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


jobs:
  build:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        service: [api, frontend]
    permissions:
      contents: read
      packages: write
    steps:
      - name: Checkout repository
        uses: actions/checkout@v3

      # Login against a Docker registry except on PR
      # https://github.com/docker/login-action
      - name: Log into registry ${{ env.REGISTRY }}
        uses: docker/login-action@40891eba8c2bcd1309b07ba8b11232f313e86779
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      # Extract metadata (tags, labels) for Docker
      # https://github.com/docker/metadata-action
      - name: Extract Docker metadata
        id: meta
        uses: docker/metadata-action@c4ee3adeed93b1fa6a762f209fb01608c1a22f1e
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}-${{ matrix.service }}

      # Build and push Docker image with Buildx (don't push on PR)
      # https://github.com/docker/build-push-action
      - name: Build and push Docker image
        uses: docker/build-push-action@eafaea8d0f5853934deece2ffa67af59d936562b
        with:
          context: .
          push: ${{ github.event_name != 'pull_request' }}
          tags: ${{ steps.meta.outputs.tags }}
          file: ./${{ matrix.service }}/Dockerfile
          labels: ${{ steps.meta.outputs.labels }}