Update app.py

app.py

@@ -48,9 +48,9 @@ def yolov8_img_inference(
     # model = YOLO(model_path)
     global current_model_id
     global model
-    if model_id != current_model_id:
-        model = YOLO(model_id)
-        current_model_id = model_id
+    if model_path != current_model_id:
+        model = YOLO(model_path)
+        current_model_id = model_path
     model.conf = conf_threshold
     model.iou = iou_threshold
     # model.overrides['conf'] = conf_threshold