Update prompts.yaml

prompts.yaml

@@ -316,3 +316,14 @@
   "report": |-
     Here is the final answer from your managed agent '{{name}}':
     {{final_answer}}
+
+    "final_answer": 
+  "pre_messages": |-
+    Based on all the steps and gathered information, provide a final comprehensive answer.
+    Make sure your answer is:
+    1. Clear and direct
+    2. Based on the facts found
+    3. Well-structured and easy to understand
+
+  "post_messages": |-
+    This is the final answer based on all available information.