fixing issue with image detection

app.py

@@ -138,7 +138,7 @@ def inference(img,model_link,iou_threshold,confidence_threshold):
     device = torch.device('cuda:0' if torch.cuda.is_available() else 'cpu')
     # Load model
     model_path = 'weights/'+str(model_link)+'.pt'
-    if model_link== '.':
+    if model_link== 'yolov8m':
         model = YOLO(model_path)
         return detectv8(img,model,device,iou_threshold,confidence_threshold)
     else: