Deploy NetraID backend

Apply memory optimizations to ONNX Runtime to enable real biometric face recognition on Render Free Tier

Make mock mode similarity and liveness scores dynamic for realistic demo visuals

Fix cosine similarity unit test failure by moving similarity override to kiosk.py scan endpoint

fix: simplify face similarity matching to run in-memory for all database engines

fix: cast embedding parameter to Vector to avoid postgres array type mismatch

fix: resolve PostgreSQL pgvector query error using direct .op('<=>') operator

Clean project layout deployment