name: Build Documentation

on:
  push:
    branches:    
    - 'dev'
  workflow_dispatch:
jobs:
  build:
    runs-on: ubuntu-latest
    steps:
    - name: Install doxygen
      run: |
        sudo apt-get update -y
        sudo apt-get install -y doxygen doxygen-doc doxygen-latex doxygen-gui graphviz cmake
    - uses: actions/checkout@v5
      with:
        ref: "dev"
        persist-credentials: false
    - name: Build docs
      run: |
        cat > CMakeLists.txt <<\EOF
        add_subdirectory(doc)
        EOF
        cmake .
        make doc 2>&1 >log.txt
        git add doc/html
        git config --global user.email "github-action-bot@example.com"
        git config --global user.name "GitHub Action Bot"
        git commit -m "Updated README" -a || echo "No changes to commit"
        git push https://alibuild:${{ secrets.ALIBUILD_GITHUB_TOKEN }}@github.com/AliceO2Group/docs `git subtree split --prefix doc/html dev`:refs/heads/main --force