Fix saving attributes for object to DB (#22000)

frigate/track/object_processing.py

@@ -33,6 +33,7 @@ from frigate.config.camera.updater import (
     CameraConfigUpdateEnum,
     CameraConfigUpdateSubscriber,
 )
+from frigate.config.classification import ObjectClassificationType
 from frigate.const import (
     FAST_QUEUE_TIMEOUT,
     UPDATE_CAMERA_ACTIVITY,
@@ -759,8 +760,16 @@ class TrackedObjectProcessor(threading.Thread):
 
             self.update_mqtt_motion(camera, frame_time, motion_boxes)
 
+            attribute_model_names = [
+                name
+                for name, model_config in self.config.classification.custom.items()
+                if model_config.object_config
+                and model_config.object_config.classification_type
+                == ObjectClassificationType.attribute
+            ]
             tracked_objects = [
-                o.to_dict() for o in camera_state.tracked_objects.values()
+                o.to_dict(attribute_model_names=attribute_model_names)
+                for o in camera_state.tracked_objects.values()
             ]
 
             # publish info on this frame