Update prompts.yaml

prompts.yaml

@@ -188,8 +188,14 @@ managed_agent:
     Here is the final answer from your managed agent '{{name}}':
     {{final_answer}}
 
+final_answer:
+  pre_messages: |-
+    Here is the final answer to your question:
+  post_messages: |-
+    I hope this answer meets your requirements!
+    
 # Enhanced final answer format
-final_answer: |-
+final_answers: |-
   Here is the final answer to your task:
   
   {{final_answer}}