Update app.py

app.py

@@ -5,7 +5,9 @@ import numpy as np
 import sys, os
 
 # ---- Add forked YOLOv12 code to Python path ----
-sys.path.insert(0, os.path.join(os.path.dirname(__file__), "yolov12-main"))
+fork_ultra_path = os.path.join(os.path.dirname(__file__), "yolov12-main", "yolov12-main", "ultralytics")
+sys.path.insert(0, fork_ultra_path)
+
 
 # ---- Now import YOLO from the fork, not from pip ----
 from ultralytics import YOLO