# FlowTwin backend — core runtime
fastapi>=0.110
uvicorn[standard]>=0.27
pydantic>=2.6
python-multipart>=0.0.9
numpy>=1.26
scipy>=1.11
networkx>=3.2
scikit-learn>=1.4
joblib>=1.3

# Hugging Face crowd perception (optional but part of the architecture).
# Install these to enable PERCEPTION MODE; without them FlowTwin runs normally
# and the perception panel reports itself unavailable.
transformers>=4.40
torch>=2.2
torchvision>=0.17
pillow>=10.0

# Development & Deployment
pytest>=8.0
httpx>=0.27
gradio==4.26.0
huggingface_hub<1.0

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