- Added jemalloc memory allocator, streaming import with JSON lines output, and significant wildcard/facet performance boosts
- Introduced new features: int64 default sort field, configurable catch‑up threshold, snapshot interval customization, /metrics.json endpoint, and exact string filtering with := operator
- Fixed several bugs: clustering edge cases, API key recognition race condition, text match scoring on long queries, and crash on out‑of‑range int32 filters