fix

app.py

@@ -10,7 +10,7 @@ client = Groq(
     api_key=os.environ.get("groq_api_key"),
 )
 
-def chat_with_llama(user_input):
+def chat_with_llama(prompt):
     chat_completion = client.chat.completions.create(
         messages=[{"role": "system", "content": system_prompt},{"role": "user", "content": prompt}],
         model="llama-3.1-8b-instant",