publish_image_in_GHCR.yaml

name: Publish Docker Image and Create Release

on:
  push:
    branches: [ "main" ]

jobs:
  build-publish-release:
    runs-on: ubuntu-latest
    permissions:
      contents: write # needed to create the release
      packages: write # needed to publish the image

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Extract version from pyproject.toml
        id: project_version
        run: |
          VERSION=$(grep 'version =' pyproject.toml | sed -E 's/version = "([^"]+)"/\1/')
          echo "version=${VERSION}" >> $GITHUB_OUTPUT

      - name: Log in to GitHub Container Registry
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract metadata for Docker
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ghcr.io/${{ github.repository }}
          tags: |
            type=raw,value=latest
            type=raw,value=${{ steps.project_version.outputs.version }}

      - name: Build and push Docker image
        uses: docker/build-push-action@v5
        with:
          context: .
          platforms: linux/amd64
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}

      - name: Create GitHub Release
        uses: softprops/action-gh-release@v2
        with:
          tag_name: v${{ steps.project_version.outputs.version }}
          name: Release v${{ steps.project_version.outputs.version }}
          body_path: CHANGELOG.md
          fail_on_unmatched_files: true