fix(inference): resolve multiple YOLO inference and API issues

main.py

@@ -18,6 +18,16 @@ from prometheus_client import start_http_server
 
 sys.path.insert(0, os.path.dirname(os.path.abspath(__file__)))
 
+from ultralytics.engine.results import Boxes as UltralyticsBoxes
+
+def _patch_boxes_ndim():
+    if not hasattr(UltralyticsBoxes, 'ndim'):
+        @property
+        def ndim(self):
+            return self.data.ndim
+        UltralyticsBoxes.ndim = ndim
+_patch_boxes_ndim()
+
 from api.alarm import router as alarm_router
 from api.camera import router as camera_router
 from api.roi import router as roi_router