MCP can now control function args

tools/mcp-bridge.py

@@ -21,6 +21,7 @@ TOOL_DESCRIPTION = (
     "The 'command' field specifies which operation to perform; "
     "additional fields are command-specific parameters. "
     'Use {"command": "ShowCommands"} to list available commands. '
+    'Use {"command": "UserManual"} to get an overview. '
     "If the editor is not running, the call will return an error; "
     "just ask the user to start the editor and try again."
 )