fix(agent): keep mypy ratchet green

app/agent/orchestrator.py

@@ -2252,8 +2252,8 @@ class MoviePilotAgent:
     @staticmethod
     async def _stream_agent_tokens(
         agent,
-        messages: dict,
-        config: dict,
+        messages: dict[str, Any],
+        config: dict[str, Any],
         on_token: Callable[[str], None],
         stream_handler: Any = None,
     ):

tests/fixtures/architecture/mypy-baseline.json

@@ -206,7 +206,7 @@
     "no-any-return": 7,
     "no-untyped-call": 3,
     "no-untyped-def": 13,
-    "type-arg": 13,
+    "type-arg": 12,
     "union-attr": 3,
     "var-annotated": 1
   },