Update app.py

app.py

@@ -143,8 +143,6 @@ async def on_chat_start():
         return_messages=True,
     )
 
-    memory.memory.clear()
-
     # Create a chain that uses the Chroma vector store
     chain = ConversationalRetrievalChain.from_llm(
         llm = llm_groq,