convert-notebook.yml

name: Convert Jupyter Notebook to HTML and Deploy to GitHub Pages

on:
  push:
    paths:
      - '**.ipynb'

jobs:
  convert:
    runs-on: ubuntu-latest

    steps:
    - name: Checkout repository
      uses: actions/checkout@v4
      with:
        lfs: true

    - name: Install Git LFS
      run: git lfs install

    - name: Pull LFS files (redundant but safe)
      run: git lfs pull

    - name: Set up Python
      uses: actions/setup-python@v5
      with:
        python-version: '3.10'

    - name: Cache pip
      uses: actions/cache@v4
      with:
        path: ~/.cache/pip
        key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}
        restore-keys: |
          ${{ runner.os }}-pip-

    - name: Install dependencies
      run: |
        pip install --upgrade pip
        pip install notebook==7.0.6 pandas matplotlib numpy plotly scikit-learn

    - name: Validate notebooks
      run: |
        set -e
        FAILED=0
        for notebook in $(find . -name "*.ipynb" 2>/dev/null); do
          if [ -f "$notebook" ]; then
            python -c "import json; json.load(open('$notebook'))" || { echo "Invalid JSON in $notebook"; FAILED=1; }
          fi
        done
        exit $FAILED

    - name: Clean output directory
      run: rm -rf converted_html && mkdir -p converted_html

    - name: Convert all notebooks to HTML
      run: |
        set -e
        for notebook in $(find . -name "*.ipynb" 2>/dev/null); do
          if [ -f "$notebook" ]; then
            jupyter nbconvert --to html "$notebook" --output-dir=converted_html
          fi
        done

    - name: Deploy to GitHub Pages
      uses: peaceiris/actions-gh-pages@v4
      with:
        github_token: ${{ secrets.GITHUB_TOKEN }}
        publish_dir: ./converted_html
        force_orphan: true