fe942329d6
- Add nbconvert dependency for .ipynb file support - Replace manual gitignore parsing with gitignore-parser library - Proper recursive .gitignore handling (all subdirectories) - Fix compliance with Git gitignore behavior - Simplify code and improve reliability 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <noreply@anthropic.com>