Path to brain.sqlite — HNSW file will be at same dir with .hnsw extension.
Embedding dimensions.
Optional autoAuto-build threshold. Below this count, brute-force is used.
1000
Optional mHNSW M parameter (connections per node).
16
Optional efHNSW efConstruction (build quality).
200
Optional efHNSW efSearch (query quality).
50
Configuration for the memory-specific HNSW sidecar wrapper.