Refactor project for Lung Cancer AI Advisor: update app and API descriptions, modify .gitignore to exclude Jupyter notebooks, and remove outdated deployment documentation. Delete unused files and enhance logging for better traceability.
Update .env.example with OpenAI and LangSmith configuration, modify app.py to dynamically set the port for deployment, enhance CORS middleware to support additional local development origins, and improve document retrieval settings for more comprehensive context in responses.
