fastapi uvicorn[standard] pydantic python-multipart flask flask_cors python-socketio python-jose passlib[bcrypt] uuid requests aiohttp peewee peewee-migrate bcrypt litellm==1.30.7 boto3 argon2-cffi apscheduler google-generativeai langchain langchain-chroma langchain-community fake_useragent chromadb sentence_transformers pypdf docx2txt unstructured markdown pypandoc pandas openpyxl pyxlsb xlrd opencv-python-headless rapidocr-onnxruntime fpdf2 rank_bm25 faster-whisper PyJWT pyjwt[crypto] black langfuse