requirements.txt

# Runtime dependencies for Hugging Face Spaces (CPU-friendly, API-first).
# Keep this minimal to improve build stability.

# Web UI
gradio==4.16.0
gradio_client==0.8.1

# RAG core
langchain-core>=0.1.0
langchain-openai>=0.0.5
langchain-chroma>=0.1.0
chromadb>=0.4.22

# Index download (from HF Hub)
huggingface-hub>=0.20.0

# Utilities
pyyaml>=6.0
requests>=2.31.0