Rust cgi request headers03.09.23

rust cgi request headers
```rust
   cgi::handle(|req: cgi::Request| -> cgi::Response {
	let h = req.headers();
        let b = req.body();
      	for i in h {
            println!("{:?}", &i);                                                                                                                                          
        }

```

#result
```txt
ccept-language", "en-US,en;q=0.5")
("connection", "keep-alive")
("sec-fetch-user", "?1")
("user-agent", "Mozilla/5.0 (X11; Linux x86_64; rv:109.0) Gecko/20100101 Firefox/118.0")
("origin", "http://127.0.0.1")
("content-length", "94")
("accept", "text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,*/*;q=0.8")
("upgrade-insecure-requests", "1")
("sec-fetch-dest", "document")
("referer", "http://127.0.0.1/contact.html")
("accept-encoding", "gzip, deflate, br")
("sec-fetch-site", "same-origin")
("sec-fetch-mode", "navigate")
("host", "127.0.0.1")
("x-cgi-content-length", "94")
("x-cgi-content-type", "application/x-www-form-urlencoded")
("x-cgi-gateway-interface", "CGI/1.1")
("x-cgi-query-string", "")
("x-cgi-remote-addr", "172.19.0.1")
("x-cgi-request-method", "POST")
("x-cgi-script-name", "/email.cgi")
("x-cgi-server-port", "80")
("x-cgi-server-protocol", "HTTP/1.1")
("x-cgi-server-software", "lighttpd/1.4.69")
Status: 200 OK
content-length: 6
content-type: text/plain; charset=utf-8

```

https://docs.rs/cgi/0.6.0/cgi/

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Rust cgi request headers03.09.23

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