fix(k1): simplify response-gated launch UX

src/k1link/device_plugins/xgrids_k1/facade.py

@@ -220,7 +220,16 @@ class OperatorPresenceRequest(StrictRequest):
     expected_physical_state_confirmed: Literal[True]
 
     def confirmation(self) -> OperatorPresenceConfirmation:
-        return OperatorPresenceConfirmation(**self.model_dump())
+        # Build the wire-safety confirmation explicitly.  Subclasses add
+        # transport metadata (for example ``timezone_name`` on control-session
+        # open), which must never leak into this narrower dataclass contract.
+        return OperatorPresenceConfirmation(
+            operator_present=self.operator_present,
+            owner_controlled_device=self.owner_controlled_device,
+            lixelgo_closed=self.lixelgo_closed,
+            battery_storage_confirmed=self.battery_storage_confirmed,
+            expected_physical_state_confirmed=self.expected_physical_state_confirmed,
+        )
 
 
 class PrepareAcquisitionRequest(OperationContextRequest):