bandalgomsu

Add replica sync checks before rebalancing in cluster manager

1

To address issue #998, this change adds a check before slot migration to ensure that all replicas have completed their full sync. Thanks 😄

Implementation budget retry based on sliding window. issue : #172 Thanks !

Fix SharedLock ThreadLocal threadWriters memory leak may cause CPU usage to reach 100%

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This PR SharedLock.decrementWriters() to call threadWriters.remove() when the per-thread writer depth reaches zero, preventing unused ThreadLocal entries from lingering. This helps avoid the ThreadLocalMap.expungeStaleEntry() CPU spikes reported in #3489 Thanks...

Implement observe(RedisPubSubAdapter) that accepts a custom RedisPubSubAdapter Closes #3494 Thanks 🙂 Make sure that: - [x] You have read the [contribution guidelines](https://github.com/lettuce-io/lettuce-core/blob/main/.github/CONTRIBUTING.md). - [x] You have created a feature request...