Update app.py

app.py

@@ -218,7 +218,7 @@ app.prepare(ctx_id=-1, det_size=(IMAGE_SHAPE, IMAGE_SHAPE))  # Use ctx_id=-1 if
 def prod_function(app, prod_path, webcam_path):
     webcam_img = Image.open(webcam_path)
     np_webcam = np.array(webcam_img) # Convert to NumPy array
-    cv2_webcam = cv2.cvtColor(np_image, cv2.COLOR_RGB2BGR) # Convert RGB (PIL) to BGR (OpenCV)
+    cv2_webcam = cv2.cvtColor(np_webcam, cv2.COLOR_RGB2BGR) # Convert RGB (PIL) to BGR (OpenCV)
     
     webcam_emb = app.get(cv2_webcam, max_num=1)
     webcam_emb = webcam_emb[0].embedding