- Precalculates PQ distance look‑up table with branch‑less logic and reduces context check frequency for faster searches
- Fixes multiple bugs: backup size reporting, GCS 401 retries, node mapping on restore, vector replication waste, NaN avgProplength, invalid HNSW nodes, BMW filters, and RAFT xref validation
- Increases shard maintenance inactivity timeout and updates copyright year to 2026