Update app.py

app.py

@@ -30,7 +30,7 @@ folder_path = './inference/xcodec_mini_infer'
 
 # Create the folder if it doesn't exist
 if not os.path.exists(folder_path):
-    os.mkdir(folder_path)
+    os.makedirs(folder_path)
     print(f"Folder created at: {folder_path}")
 else:
     print(f"Folder already exists at: {folder_path}")