Reorder import statement for KaggleApi in app.py and ensure credentials bootstrap function is called correctly

app.py

@@ -1,7 +1,6 @@
 import gradio as gr
 import os, json, pathlib, tempfile
 from typing import List, Dict
-from kaggle.api.kaggle_api_extended import KaggleApi
 
 from dotenv import load_dotenv
 load_dotenv()
@@ -85,8 +84,9 @@ def _bootstrap_kaggle_credentials():
         cred_path.write_text(json.dumps({"username": user, "key": key}))
         cred_path.chmod(0o600)
 
-_bootstrap_kaggle_credentials()    
+_bootstrap_kaggle_credentials()  
 
+from kaggle.api.kaggle_api_extended import KaggleApi
 api = KaggleApi()
 api.authenticate()