Update app.py

app.py

@@ -5,10 +5,12 @@ import os
 import json
 import logging
 import pandas as pd # Useful for creating the dataframe output
+from typing import Optional, List, Dict, Any # Add this line
 
 # ------------------------
 # Configuration
 # ------------------------
+
 WORDLIFT_API_URL = "https://api.wordlift.io/content-evaluations"
 WORDLIFT_API_KEY = os.getenv("WORDLIFT_API_KEY") # Get API key from environment variable