docker-pi-hole/.github/workflows/test-and-build.yaml

name: Test & Build
on:
  push:
    branches:
      - dev
  pull_request:
  release:
    types: [published]

jobs:
  test:
    runs-on: ubuntu-latest
    env:
      ARCH: amd64
      DEBIAN_VERSION: buster
    steps:
      - name: Checkout Repo
        uses: actions/checkout@v2
      - name: Run Tests
        run: |
          echo "Building ${ARCH}-${DEBIAN_VERSION}"
          ./gh-actions-test.sh          

  build-and-publish:
    if: github.event_name != 'pull_request'
    needs: test
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v2
      - name: Get the tag name
        run: |
          echo "TAG=${GITHUB_REF#refs/*/}" >> $GITHUB_ENV          
      - name: Docker meta
        id: meta
        uses: docker/metadata-action@v3
        with:
          images: ${{ secrets.DOCKERHUB_NAMESPACE }}/pihole
          github-token: ${{ secrets.GITHUB_TOKEN }}
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v1
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v1
      - name: Login to DockerHub
        uses: docker/login-action@v1
        with:
          username: ${{ secrets.DOCKERHUB_USER }}
          password: ${{ secrets.DOCKERHUB_PASS }}
      - name: Build and push
        uses: docker/build-push-action@v2
        with:
          context: .
          platforms: linux/amd64, linux/arm64, linux/386, linux/arm/v7, linux/arm/v6, linux/ppc64le
          build-args: |
            PIHOLE_VERSION=${{ env.TAG }}            
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}