openwrt-docker/.github/workflows/build.yml

name: Build generic Docker image

on:
  push:
    branches:
      - master
    tags:
      - 'v*'

jobs:
  build:
    name: Build
    runs-on: ubuntu-latest
    env:
      OPENWRT_VERSION: 23.05.4

    services:
      registry:
        image: registry:2
        ports:
          - 5000:5000

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Set environment variables
        run: |
          echo "GIT_HASH=`git rev-parse --short HEAD`" >> $GITHUB_ENV
          cat $GITHUB_ENV

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

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

      - name: Build Docker image
        uses: docker/build-push-action@v5
        with:
          context: .
          push: true
          provenance: false
          platforms: linux/arm64
          build-args: OPENWRT_VERSION=${{ env.OPENWRT_VERSION }}
          tags: |
            albrechtloh/qemu-openwrt:latest
            albrechtloh/qemu-openwrt:openwrt-${{ env.OPENWRT_VERSION }}-${{ env.GIT_HASH }}
            localhost:5000/local/qemu-openwrt:latest

      - name: Inspect
        run: |
          docker buildx imagetools inspect localhost:5000/local/qemu-openwrt:latest