🔧 fix: Await MCP Instructions and Filter Malformed Tool Calls (#10485)

* fix: Await MCP instructions formatting in AgentClient

* fix: don't render or aggregate malformed tool calls

* fix: implement filter for malformed tool call content parts and add tests

packages/api/src/utils/index.ts

@@ -1,6 +1,7 @@
 export * from './axios';
 export * from './azure';
 export * from './common';
+export * from './content';
 export * from './email';
 export * from './env';
 export * from './events';