# FastAPI server & runtime dependencies
fastapi==0.109.0
uvicorn[standard]==0.27.0
pydantic==2.10.6

# LangChain stack — ALL pinned to avoid pip backtracking during Docker build
langchain==0.3.7
langchain-core==0.3.29
langchain-community==0.3.7
langchain-groq==0.2.3
langchain-huggingface==0.1.2
langchain-text-splitters==0.3.3
langsmith==0.1.147

# Vector store & embeddings
faiss-cpu==1.9.0
sentence-transformers==3.3.1

# Utilities
python-dotenv==1.0.1
tenacity==9.0.0