Refresh builder runtime visibility

agent.py

@@ -50,7 +50,7 @@ class AgentBuilder(A2AAgent[BuilderConfig, NoAuth]):
         "Writes the project into the user's workspace, validates it in a "
         "sandbox, then ships it via the control plane."
     )
-    version = "0.1.8"
+    version = "0.1.9"
 
     config_model = BuilderConfig
     auth_model = NoAuth
@@ -147,6 +147,7 @@ class AgentBuilder(A2AAgent[BuilderConfig, NoAuth]):
             llm_temperature_mode=creds.temperature_mode,
             llm_temperature=creds.temperature,
             llm_extra_body=creds.extra_body,
+            llm_metadata=getattr(creds, "metadata", None),
         ))
 
         user_msg = (