- Fixed numerous regressions affecting ACL Pub/Sub permissions, CONFIG REWRITE, BGSAVE/AOF, replication slowdown, and performance issues such as BRPOP and timer loops
- Added new configuration options (cluster replica migration, replica announced, plaintext TLS in cluster, encrypted keyfile support) and expanded module APIs (log levels, Get/SetAbsExpire, keyspace notification type)
- Adjusted command behavior (ZADD INCR with GT/LT, XAUTOCLAIM cursor and JUSTID), improved CLUSTER slots reply, and refined slowlog handling
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