docker-image.yml

name: CI/CD

on:
  push:
    branches:
      - "**"
    tags:
      - "v*.*.*"
  pull_request:
    branches:
      - "main"

env:
  IMAGE_NAME: ingv/pyml

jobs:
  build_and_push_to_registry:
    name: Build and Push Docker image to Docker Hub
    runs-on: ubuntu-latest
    steps:
      - name: Check out the repo
        uses: actions/checkout@v4
        
      - name: Log in to Docker Hub
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKER_HUB_USERNAME }}
          password: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}
          
      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@v4
        with:
          # list of Docker images to use as base name for tags
          images: |
            ${{ env.IMAGE_NAME }}
          # generate Docker tags based on the following events/attributes
          tags: |
            type=ref,event=branch
            type=semver,pattern={{version}}
            type=semver,pattern=latest,enable=${{ github.event_name == 'push' && startsWith(github.ref, 'refs/tags/') }}

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3
        
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
        
      - name: Login to Docker Hub
        if: github.event_name != 'pull_request'
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKER_HUB_USERNAME }}
          password: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}
          
      - name: Build and push Docker image
        uses: docker/build-push-action@v5
        with:
          context: .
          file: ./Dockerfile
          push: ${{ github.event_name != 'pull_request' }}
          tags: |
            ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          platforms: linux/amd64,linux/arm64

      - name: Push README to Dockerhub
        uses: christian-korneck/update-container-description-action@v1
        env:
          DOCKER_USER: ${{ secrets.DOCKER_HUB_USERNAME }}
          DOCKER_PASS: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}
        with:
          provider: dockerhub
          destination_container_repo: ${{ env.IMAGE_NAME }}
          readme_file: 'README.md'
          short_description: 'Python code to calculate ML with different methods and attenuation functions.'