Update app.py

app.py

@@ -180,7 +180,7 @@ def send_to_backend(img_path, user_id):
     try:
         with open(img_path, 'rb') as f:
             files = {'file': ('generated_image.png', f, 'image/png')}
-            url = f" https://b2b7-2409-4042-6e9d-fc0a-32e0-f515-ba4b-8655.ngrok-free.app/images/upload/{user_id}"
+            url = f"  https://3a9c-2409-4042-6e8e-42f5-6ba2-2db2-577e-90d2.ngrok-free.app/images/upload/{user_id}"
             print(f"🔁 [DEBUG] Sending POST to {url}")
             response = requests.post(url, files=files)