显示HTTP状态码和HEAD信息↓
HTTP/1.1 500 RuntimeError
Server: nginx/1.12.2
Date: Tue, 21 May 2024 21:43:09 GMT
Content-Type: text/html; charset=utf-8
Content-Length: 1884
Connection: keep-alive
Cache-Control: no-cache, no-store, max-age=0, must-revalidate
Vary: Accept-Encoding