Update app.py

app.py

@@ -55,7 +55,10 @@ rag_chain = (
 
 # Define the chat response function
 def chatresponse(message, history):
-    output = rag_chain.invoke(message)
+    history_text = "\n".join([f"User: {h[0]}\nAssistant: {h[1]}" for h in history])
+    msg = message
+    totalmessage = history_text + msg
+    output = rag_chain.invoke(totalmessage)
     response = output.split('ANSWER: ')[-1].strip()
     return response