The hybrid search (vector + BM25) in `backend/services/memory_service.py` lacks unit tests. Add tests that verify: - Vector similarity scoring - BM25 keyword matching - Combined ranking with 70/30 weights Good entry point to understand the memory system.
The hybrid search (vector + BM25) in
backend/services/memory_service.pylacks unit tests. Add tests that verify:Good entry point to understand the memory system.