Packet capture found that each link has 2 response！

[Amoystyle]

HTTP/1.1 200 OK
Date: Fri, 09 Jun 2023 16:28:12 GMT
Content-Length: 27
Server: Archttp
Content-Type: application/json

{"message":"Hello, World!"}HTTP/1.1 200 OK
Date: Fri, 09 Jun 2023 16:28:12 GMT
Content-Length: 0
Server: Archttp