docs: [LangGraph Server Changelog Bot] Changelog updates for new version(s) (#1575)

Automated changelog update created by the LangGraph Server Changelog
Bot.

Feel free to merge anytime.

Author: samecrowder

src/langsmith/agent-server-changelog.mdx

@@ -5,6 +5,11 @@ sidebarTitle: Agent Server changelog
 
 [Agent Server](/langsmith/agent-server) is an API platform for creating and managing agent-based applications. It provides built-in persistence, a task queue, and supports deploying, configuring, and running assistants (agentic workflows) at scale. This changelog documents all notable updates, features, and fixes to Agent Server releases.
 
+<a id="2025-11-21"></a>
+## v0.5.24
+- Added executor metrics for Datadog and enhanced core stream API metrics for better performance tracking.
+- Disabled Redis Go maintenance notifications to prevent startup errors with unsupported commands in Redis versions below 8.
+
 <a id="2025-11-20"></a>
 ## v0.5.20
 - Resolved an error in the executor service that occurred when handling large messages.