build-linux.yml

name: Linux Build

on:
  push:
    tags:
      - '*'
  workflow_dispatch:

jobs:
  build-linux:
    runs-on: ubuntu-latest

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

    - name: Try Setup Qt 6.9 (aqt)
      id: qt
      continue-on-error: true
      uses: jurplel/install-qt-action@v4
      with:
        version: '6.9.*'
        arch: 'gcc_64'
        modules: qtcharts

    - name: Diagnose Qt availability
      if: steps.qt.outcome == 'failure'
      run: |
        python3 -m pip install --upgrade pip aqtinstall==3.3.*
        python3 -m aqt version
        python3 -m aqt list-qt linux desktop --arch 6.9.1 || true
        python3 -m aqt list-qt linux desktop --modules 6.9.1 gcc_64 || true

    - name: Fallback install Qt from apt (qt6-base-dev, qt6-charts-dev)
      if: steps.qt.outcome == 'failure'
      run: |
        sudo apt-get update
        sudo apt-get install -y qt6-base-dev qt6-charts-dev

    - name: Setup CMake
      uses: jwlawson/actions-setup-cmake@v1.13
      with:
        cmake-version: '3.25.0'

    - name: Set CMAKE_PREFIX_PATH
      run: |
        if [ -n "${QTDIR:-}" ]; then
          echo "CMAKE_PREFIX_PATH=$QTDIR" >> "$GITHUB_ENV"
        else
          echo "CMAKE_PREFIX_PATH=/usr/lib/x86_64-linux-gnu/cmake" >> "$GITHUB_ENV"
        fi

    - name: Configure CMake
      run: |
        cmake -B build -S . -DCMAKE_BUILD_TYPE=Release -DCMAKE_PREFIX_PATH="$CMAKE_PREFIX_PATH"

    - name: Build
      run: |
        cmake --build build --parallel

    - name: Verify executable
      run: |
        if [ -f "build/BasicSpanner" ]; then
          echo "Executable created: build/BasicSpanner"
        else
          echo "Executable not found" && exit 1
        fi

    - name: Upload artifact
      uses: actions/upload-artifact@v4
      with:
        name: BasicSpanner-Linux-${{ github.sha }}
        path: |
          build/BasicSpanner
        retention-days: 14