feat(n7web): add pet NFC workflow and glass UI

src/cognitive_agent/application/seat_service.py

@@ -1333,6 +1333,11 @@ class SeatDemoService:
             self._vehicle_state_monitor.close()
         self._vehicle_mqtt_transport.close()
 
+    def publish_pet_message(self, payload: dict[str, str]) -> dict[str, Any]:
+        """Publish one NFC-authorized pet card through the shared vehicle broker."""
+
+        return self._vehicle_mqtt_transport.publish_pet_message(payload)
+
     def _synchronize_vehicle_state_once(
         self,
         conversation_id: str,