Update main.py

main.py

@@ -265,7 +265,7 @@ async def chat_completions(request: ChatRequest):
                 response_content += chunk
         
         # Append "\nNiansuhAI" to the final response content
-        response_content += "\nNiansuhAI"
+        response_content += "\n**NiansuhAI**"
 
         return {
             "id": f"chatcmpl-{uuid.uuid4()}",