requirements.txt

# Flask and API
flask>=3.0.0
gunicorn>=21.0.0
flask-cors>=4.0.0
python-dotenv>=1.0.0
requests>=2.31.0

# Pydantic for data validation
pydantic>=2.0.0
pydantic-settings>=2.0.0

# Vector store and embeddings
faiss-cpu>=1.7.4
sentence-transformers>=2.2.0
numpy>=1.24.0

# Document processing
PyYAML>=6.0.0
pymupdf>=1.23.0

# File handling
werkzeug>=3.0.0