- Added AI‑powered similar documents endpoint, rankingScoreThreshold, frequency matching strategy, distinct search parameter and multiple hybrid search enhancements.
- Introduced breaking changes: empty vectors.embedder arrays now mean no embedding, vectors omitted from search results by default, and embeddings now use a canonicalized representation.
- Fixed security issue by updating Rustls and resolved bugs in searchableAttributes relevance, nested field handling, and hybrid search panic.
v1.9.0 🦎
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Added environment variable to limit concurrent LMDB read transactions for the task queue.
Reverts a recent search speed optimisation introduced in PR #6542 to fix related issues
Reverted the `/tasks/stream` and `/batches/stream` Server-Sent Events (SSE) endpoints.