Changes

🐛 Bug Fixes

• Handle connection attributes conditionally for metrics and set connection data on exceptions in cluster error handling (#3964)

⚠️ Deprecations

• Removed batch_size and consumer_name attributes from OTel metrics (#3978)

🧰 Maintenance

• Fixing error handling of connection buffer purging of closed connections. Enabling troubleshooting logging for maintenance notifications e2e tests. (#3971)
• Fix protocol validation: replace finally with else and store parsed int (#3965)
• Return copies from _get_free/in_use_connections and fix async _mock (#3967)
• Add missing shard channel message types to async PubSub (#3966)
• Fix issues with ClusterPipeline connection management (#3804)
• fix(pubsub): avoid UnicodeDecodeError on reconnect with binary channel names (#3944)
• Hold references to ClusterNode disconnect task (#3826)
• remove remaining imports of typing_extensions (#3873)

We'd like to thank all the contributors who worked on this release! @dotlambda @rhoboro @skylarkoo7 @praboud @bysiber @vladvildanov @petyaslavova