publish.yml

name: Create and publish a Docker image
on:
    push:
        branches:
            - main

env:
    REGISTRY: ghcr.io

jobs:
    publish-docker-images-matrix:
        runs-on: ubuntu-latest
        strategy:
            matrix:
                version: [ 3.8.6 ]  # Define versions for matrix build https://git.bgbm.org/biocase/bps/-/releases
        permissions:
            contents: read
            packages: write
            attestations: write
            id-token: write
        steps:
            - name: Checkout repository
              uses: actions/checkout@v4
            - name: downcase IMAGE_NAME
              run: |
                 echo "IMAGE_NAME=${GITHUB_REPOSITORY,,}" >>${GITHUB_ENV}
            - name: Log in to the Container registry
              uses: docker/login-action@v3.3.0
              with:
                registry: ${{ env.REGISTRY }}
                username: ${{ github.actor }}
                password: ${{ secrets.GITHUB_TOKEN }}

            - name: Build Docker image
              run: |
                  docker build \
                    --build-arg BIOCASE_VERSION=${{ matrix.version }} \
                    -t ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ matrix.version }} .

            - name: Push Docker image
              run: |
                  docker push ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ matrix.version }}