image-release.yaml

name: Docker image releaser

on:
  push:
    branches:
      - main

jobs:
  generate-matrix:
    name: Generate matrix of updated images
    runs-on: ubuntu-latest
    outputs:
      matrix-docker: ${{ steps.neo-image.outputs.matrix }}
    steps:
      - name: Generate matrix | Infrastructure
        id: neo-image
        uses: hellofresh/action-changed-files@v2
        with:
          pattern: docker-images/(?P<image>(?!.releaserc)[^/]+)

  publish:
    runs-on: ubuntu-22.04
    needs: [generate-matrix]
    strategy:
      max-parallel: 1
      matrix: ${{ fromJson(needs.generate-matrix.outputs.matrix-docker) }}
    if: ${{ fromJson(needs.generate-matrix.outputs.matrix-docker).include[0] }}
    steps:
      - uses: actions/checkout@v3
      - name: Move config to current package
        run: |
          mv docker-images/.releaserc docker-images/${{ matrix.image}}/

      - name: Semantic Release
        uses: cycjimmy/semantic-release-action@v3
        id: semver
        with:
          semantic_version: 19.0.5
          extra_plugins: |
            @semantic-release/changelog@6.0.1
            @semantic-release/git
          working_directory: docker-images/${{ matrix.image }}
        env:
          IMAGE_NAME: ${{ matrix.image }}
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          NPM_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Log in to the Container Registry
        uses: docker/login-action@v2
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract metadata (tags, label) for Docker
        id: meta
        uses: docker/metadata-action@v4
        with:
          images: ghcr.io/${{ github.repository }}/${{ matrix.image }}
          flavor: ${{ inputs.docker-metadata-flavor }}

      - name: Build an push image
        uses: docker/build-push-action@v3
        with:
          context: docker-images/${{ matrix.image }}
          push: true
          tags: |
            ghcr.io/${{ github.repository }}/${{ matrix.image }}:v${{ steps.semver.outputs.new_release_version }}
            ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}