build.yml

name: Build OS

on:
  push:
    branches: [ main, master ]
  pull_request:
    branches: [ main, master ]

jobs:
  build:
    runs-on: ubuntu-latest
    
    steps:
    - uses: actions/checkout@v3
    
    - name: Cache build dependencies
      uses: actions/cache@v3
      with:
        path: |
          ~/.cache/pip
          build/
        key: ${{ runner.os }}-build-${{ hashFiles('**/CMakeLists.txt') }}
        restore-keys: |
          ${{ runner.os }}-build-
    
    - name: Install dependencies
      run: |
        sudo apt-get update
        sudo apt-get install -y nasm clang lld qemu-system-x86 xorriso grub-pc-bin grub-common cmake make
    
    - name: Build OS
      run: |
        chmod +x ./build.sh
        ./build.sh Release
      
    - name: Create ISO
      run: ./build.sh Release iso
      
    - name: Test in QEMU
      run: |
        timeout 30s qemu-system-i386 -cdrom build/minios.iso -display none -serial stdio || code=$?; if [ $code -eq 124 ]; then exit 0; else exit $code; fi
      
    - name: Upload artifacts
      uses: actions/upload-artifact@v3
      with:
        name: os-image
        path: |
          build/*.iso
          build/*.bin
        if-no-files-found: error