publish-docker.yml

name: Publish Docker Images

on:
  push:
    branches:
    - main
    tags:
    - v*

jobs:
  build-and-publish:
    name: Build and publish Docker images to Docker Hub
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v4

    - name: Set up QEMU
      uses: docker/setup-qemu-action@v3

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

    - name: Login to DockerHub
      if: github.event_name != 'pull_request'
      uses: docker/login-action@v3
      with:
        username: ${{ secrets.DOCKER_USERNAME }}
        password: ${{ secrets.DOCKER_TOKEN }}

    - name: Login to GitHub Container Registry
      if: github.event_name != 'pull_request'
      uses: docker/login-action@v3
      with:
        registry: ghcr.io
        username: ${{ github.repository_owner }}
        password: ${{ secrets.GITHUB_TOKEN }}

    - name: Build and publish to registry
      # every PR will trigger a push event on main, so check the push event is actually coming from main
      if: github.event_name == 'push' && github.ref == 'refs/heads/main' && github.repository == 'yadage/packtivity'
      id: docker_build_latest
      uses: docker/build-push-action@v5
      with:
        context: .
        file: Dockerfile
        tags: |
          ${{ github.repository }}:latest
          ghcr.io/${{ github.repository }}:latest
        labels: |
          org.opencontainers.image.source=${{ github.event.repository.html_url }}
          org.opencontainers.image.revision=${{ github.sha }}
        push: true
        platforms: linux/amd64,linux/arm64

    - name: Build and publish to registry with release tag
      if: github.event_name == 'release' && github.event.action == 'published' && github.repository == 'yadage/packtivity'
      id: docker_build_release
      uses: docker/build-push-action@v5
      with:
        context: .
        file: Dockerfile
        tags: |
          ${{ github.repository }}:latest
          ${{ github.repository }}:latest-stable
          ghcr.io/${{ github.repository }}:latest
          ghcr.io/${{ github.repository }}:latest-stable
        labels: |
          org.opencontainers.image.source=${{ github.event.repository.html_url }}
          org.opencontainers.image.revision=${{ github.sha }}
        push: true
        platforms: linux/amd64,linux/arm64