message edit/update functionality

backend/app.py

@@ -38,7 +38,7 @@ class App(ChatMixin):
         self.agent_classes = [
             agent_mod.BasicAgent,
             ConversationAgent,
-            agent_mod.Llama8bAgent,
+            agent_mod.LlamaAgent,
             agent_mod.CoderV1Agent,
             agent_mod.ToolUsingAgent,
             agent_mod.DebugAgent,