- Created jupyter-notebook-handler.ts with utilities for parsing and handling .ipynb files
- Modified applyDiffTool.ts to extract cell content for editing and reconstruct notebook JSON
- Modified multiApplyDiffTool.ts to handle Jupyter notebooks in batch operations
- Modified writeToFileTool.ts to detect and properly handle notebook content vs raw JSON
- Added comprehensive test suite for all notebook operations
- Prevents notebook corruption by maintaining proper JSON structure
- Supports both extracted content editing and direct JSON editing workflows
