Update chain_app.py

chain_app.py

@@ -996,14 +996,12 @@ async def main(message: cl.Message):
         ).send()
 
     elif chat_profile == 'Qwen2-57B':
-        client = Client("Qwen/Qwen2-57b-a14b-instruct-demo")
+        client = Client("Qwen/Qwen2-57b-a14b-instruct-demo", hf_token=hf_token)
         result = client.predict(
-		query=message.content,
-		history=[],
-		system="You are a helpful AI chatbot made by two iranian boys named Artin Daneshvar and Sadra Noadoust",
-		api_name="/model_chat"
+    		query=message.content,
+    		system="You are a helpful AI chatbot made by two iranian boys named Artin Daneshvar and Sadra Noadoust",
+    		api_name="/model_chat"
         )
-
         await cl.Message(
             content=result
         ).send()