docker-pi-hole/.github/workflows/v6-pre-alpha.yml

name: Build & Publish
on:
  schedule:
    - cron: '0 5 * * *'
  push:
    branches:
      - v6-pre-alpha

jobs:
  build-and-publish:
    runs-on: ubuntu-latest
    steps:
      -
        name: Checkout
        if: github.event_name != 'schedule'
        uses: actions/checkout@v3
      -
        name: Checkout dev branch if we are building
        if: github.event_name == 'schedule'
        uses: actions/checkout@v3
        with:
          ref: v6-pre-alpha
      -
        name: Set up QEMU
        uses: docker/setup-qemu-action@v2
      -
        name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2
      -
        name: Docker meta
        id: meta
        uses: docker/metadata-action@v4
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          images: |
            ${{ secrets.DOCKERHUB_NAMESPACE }}/pihole
            ghcr.io/${{ github.repository_owner }}/pihole            
          flavor: |
            latest=false            
          tags: |
            v6-pre-alpha            
      -
        name: Login to DockerHub
        uses: docker/login-action@v2
        with:
          username: ${{ secrets.DOCKERHUB_USER }}
          password: ${{ secrets.DOCKERHUB_PASS }}
      -
        name: Login to GitHub Container Registry
        uses: docker/login-action@v2
        with:
          registry: ghcr.io
          username: ${{ github.repository_owner }}
          password: ${{ secrets.GITHUB_TOKEN }}
      -
        name: Build and push
        uses: docker/build-push-action@v4
        with:
          context: ./src/
          platforms: linux/amd64, linux/arm64, linux/386, linux/arm/v7, linux/arm/v6
          build-args: |
            PIHOLE_DOCKER_TAG=${{ steps.meta.outputs.version }}            
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}