Update ai_engine.py

ai_engine.py

@@ -1,7 +1,7 @@
 import streamlit as st
 import pandas as pd
 from typing import Optional, Dict
-from groq import Groq
+import os
 
 from config import get_settings
 
@@ -14,7 +14,9 @@ def init_ai_model():
         return None
     
     try:
-        return Groq(api_key=api_key)
+        from groq import Groq
+        os.environ["GROQ_API_KEY"] = api_key
+        return Groq()
     except Exception as e:
         st.error(f"AI configuration failed: {str(e)}")
         return None