fix: guard transient controls and verify timeline endpoints

artemis/mcp/actuators/base.py

@@ -64,7 +64,13 @@ class Actuator(Protocol):
     # --- Optional actions ------------------------------------------------------------
 
     async def click(
-        self, nx: int, ny: int, times: int = 1, delay_ms: int = 100
+        self,
+        nx: int,
+        ny: int,
+        times: int = 1,
+        delay_ms: int = 100,
+        *,
+        expected_resource_id: str | None = None,
     ) -> ActionResult: ...
 
     async def long_press(self, nx: int, ny: int, duration_ms: int = 1000) -> ActionResult: ...