image-dev.yml

name: Build Docker images (dev)

on:
  push:
    branches:
      - 'develop'
    paths:
      - .github/workflows/*.yml
      - pihole-updatelists.*
      - '*.sh'
      - Dockerfile
  schedule:
      - cron: '0 0 * * *'
  workflow_dispatch:

jobs:
  check:
    runs-on: ubuntu-latest
    outputs:
      image-needs-updating: ${{ steps.check.outputs.needs-updating }}
    steps:
      - name: Docker Image Update Checker
        continue-on-error: true
        id: check
        uses: lucacome/docker-image-update-checker@v2
        with:
          base-image: pihole/pihole:latest
          image: jacklul/pihole:dev
        if: ${{ github.event_name == 'schedule' }}

  build:
    needs: check
    if: ${{ github.event_name != 'schedule' || needs.check.outputs.image-needs-updating == 'true' }}
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          ref: develop

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Login to DockerHub
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - name: Build and push
        uses: docker/build-push-action@v6
        with:
          context: .
          platforms: linux/amd64,linux/arm64/v8,linux/arm/v6,linux/arm/v7,linux/386,linux/riscv64
          push: true
          tags: jacklul/pihole:dev