Update app.py

app.py

@@ -231,7 +231,7 @@ def main():
                         )
 
                 # Generate insights
-                groq_client = Groq(api_key="groq_api_key")
+                groq_client = Groq(api_key=os.getenv("GROQ_API_KEY"))
 
                 summary_text = format_summary_for_llm(summary)
                 insights = generate_insights(groq_client, summary_text)