Update app.py

app.py

@@ -13,7 +13,7 @@ query = "How do I trigger a function when clicking a button in Panel?"
 
 
 def seek(contents, user, instance):
-    messages = instance.serialize()[1:-1]
+    messages = instance.serialize()[1:]
     rag_context = retrieve_context(query, k=1, openai_api_key=environ["OPENAI_API_KEY"])
     prompts = construct_prompt(
         messages,