Improved get_current_worker description

Author: D-K-P

docs/mcp-tools.mdx

@@ -53,7 +53,7 @@ Initialize Trigger.dev in your project with automatic setup and configuration.
 
 ### get_current_worker
 
-Get all tasks registered in a project along with their payload schemas.
+Get the current worker for a project, including the worker version, SDK version, and registered tasks with their payload schemas.
 
 **Example usage:**
 - _"What tasks are available?"_