Update app.py

app.py

@@ -1,4 +1,3 @@
-# app.py
 import os
 import streamlit as st
 from groq import Groq
@@ -30,7 +29,7 @@ inject_custom_css()
 
 # Initialize Groq Client
 def get_groq_client():
-    api_key = GROQ_API_KEY
+    api_key = os.getenv("GROQ_API_KEY")
     if not api_key:
         st.error("GROQ_API_KEY not found! Please set it in environment variables or secrets.")
         return None