push_to_registry.yaml

name: Publish Docker image

on:
  push:
    branches: '**'
  schedule:
    - cron: '0 0 * * 0'
  workflow_dispatch:

jobs:
  push_to_registry:
    name: Push Docker image to Docker Hub
    runs-on: ubuntu-latest
    strategy:
      matrix:
        include:
          - name: debian-mate:bookworm
            file: debian-mate/bookworm/Dockerfile
            platforms: linux/amd64, linux/arm64
            tags: nggit/debian-mate:bookworm, nggit/debian-mate:latest
          - name: debian-mate:bullseye
            file: debian-mate/bullseye/Dockerfile
            platforms: linux/amd64, linux/arm64
            tags: nggit/debian-mate:bullseye
          - name: debian-mate:buster
            file: debian-mate/buster/Dockerfile
            platforms: linux/amd64, linux/arm64
            tags: nggit/debian-mate:buster
          - name: debian-jwm:bookworm
            file: debian-jwm/bookworm/Dockerfile
            platforms: linux/amd64, linux/arm64
            tags: nggit/debian-jwm:bookworm, nggit/debian-jwm:latest
          - name: debian-jwm:bullseye
            file: debian-jwm/bullseye/Dockerfile
            platforms: linux/amd64, linux/arm64
            tags: nggit/debian-jwm:bullseye
          - name: debian-jwm:buster
            file: debian-jwm/buster/Dockerfile
            platforms: linux/amd64, linux/arm64
            tags: nggit/debian-jwm:buster
    steps:
      - name: Check out the repo
        uses: actions/checkout@v3
        with:
          fetch-depth: 2

      - name: List modified files
        run: echo "FILES_MODIFIED=$( git diff --name-only HEAD HEAD^ )" >> $GITHUB_ENV

      - name: Set up QEMU
        if: ${{ contains(env.FILES_MODIFIED, '/Dockerfile') || github.event_name == 'schedule' }}
        uses: docker/setup-qemu-action@v2

      - name: Set up Docker Buildx
        if: ${{ contains(env.FILES_MODIFIED, '/Dockerfile') || github.event_name == 'schedule' }}
        uses: docker/setup-buildx-action@v2

      - name: Log in to Docker Hub
        if: ${{ contains(env.FILES_MODIFIED, '/Dockerfile') || github.event_name == 'schedule' }}
        uses: docker/login-action@v2
        with:
          username: nggit
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - name: Build and push nggit/${{ matrix.name }}
        if: ${{ contains(env.FILES_MODIFIED, matrix.file) || github.event_name == 'schedule' }}
        uses: docker/build-push-action@v3
        with:
          context: .
          file: ${{ matrix.file }}
          push: true
          tags: ${{ matrix.tags }}
          platforms: ${{ matrix.platforms }}