- Added new logging and observability features: wand slow‑log with context cancellation, 1 % sampled queries in slow log, class/shard/vector IDs in HNSW logs, and stack traces in cycle manager.
- Fixed multiple stability issues including delayed compactions after WAL recovery, empty keys handling, raft transport port validation, async replication lock handling, and improved lock pool sizing.
- Enhanced migration and maintenance: overridden BMW migration properties, maintenance‑mode configuration for migrator, and compaction pause/resume cycle management.