9fbb4f9b48
- Add qdrant_faces.py utility module for _faces collection operations - Modify face_processor.py to push embeddings to Qdrant (CoreML extraction re-enabled) - Modify store_traced_faces.py to update trace_id in Qdrant after face tracking - Collection schema: 512D vectors, Cosine distance, fixed name '_faces' - Payload: file_uuid, frame, trace_id, bbox, confidence, identity_id/uuid, stranger_id - Batch size: 100 (default), configurable via QDRANT_BATCH_SIZE env var - Error handling: face_processor.py exits with error if Qdrant push fails