add return chat

src/interface.jl

@@ -209,7 +209,10 @@ function conversation(a::agent, usermsg::String)
   #WORKING 1) add if-else user intention logic. 2) add recursive thinking
   if userIntent == "chat"
     generatePrompt_tokenPrefix(a, userToken="Q:", assistantToken="A:")
+    result = sendReceivePrompt(a, usermsg)
+    addNewMessage(a, "assistant", result)
 
+    return result
   elseif userIntent == "task"  
 
   else
@@ -322,7 +325,7 @@ function sendReceivePrompt(a::agent, prompt::String; timeout::Int=10)
   )
   payloadChannel = Channel(1)
 
-  #WORKING send prompt
+  # send prompt
   CommUtils.request(a.mqttClient, msg) 
   starttime = Dates.now()
   result = nothing