docker_build.yml

name: Build Raspberry Pi OS App in Docker

on: [push]

jobs:
  build:
    runs-on: ubuntu-24.04-arm

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

    - name: Pull Raspberry Pi OS Docker Image
      run: |
        docker pull arm64v8/debian:bookworm-backports

    - name: Download and Prepare Raspberry Pi OS Image
      run: |
        wget -q https://downloads.raspberrypi.org/raspios_lite_arm64_latest -O rpi-os.img.xz
        xz -d rpi-os.img.xz
        fdisk -l rpi-os.img
        sudo mkdir boot
        sudo mount -o loop,offset=4194304 rpi-os.img boot
        sudo tar -C boot -cf rpi-rootfs.tar .
        docker import rpi-rootfs.tar rpi-docker-image
        sudo umount boot

    - name: Build inside Docker
      run: |
        docker run --rm rpi-docker-image ls /bin
        docker run --rm -v ${{ github.workspace }}:/app rpi-docker-image /usr/bin/bash -c "
          apt update --fix-missing &&
          apt install -y \
            wget \
            curl \
            cmake \
            clang \
            build-essential \
            mosquitto-dev \
            libboost-program-options-dev \
            libavformat-dev \
            libavcodec-dev \
            libavutil-dev \
            libswscale-dev \
            libpulse-dev \
            libasound2-dev \
            libjpeg-dev \
            libcamera-dev \
            libmosquitto-dev &&
          cd /app &&
          wget https://github.com/TzuHuanTai/Native-WebRTC-Build/releases/download/5790/libwebrtc-arm64.tar.gz &&
          tar -xzf libwebrtc-arm64.tar.gz &&
          mkdir -p /usr/local/include/webrtc &&
          cp -r include/* /usr/local/include/webrtc &&
          cp -r lib/* /usr/local/lib &&
          mkdir -p /usr/local/include/nlohmann &&
          curl -L https://raw.githubusercontent.com/nlohmann/json/develop/single_include/nlohmann/json.hpp -o /usr/local/include/nlohmann/json.hpp &&
          mkdir -p build &&
          cd build &&
          cmake .. -DCMAKE_CXX_COMPILER=clang++ -DUSE_MQTT_SIGNALING=ON -DCMAKE_BUILD_TYPE=Release &&
          make -j$(nproc)
          tar -czvf pi_webrtc-${{ github.ref_name }}_MQTT_Release.tar.gz pi_webrtc
        "

    - name: Upload Artifact
      uses: actions/upload-artifact@v3
      with:
        name: pi_binary
        path: build/pi_webrtc-${{ github.ref_name }}_MQTT_Release.tar.gz