http/https proxy (#7600)

* add http(s) proxy

* Add front-end translation

* fix ui description

* For linux platform, add rustls support

* fix: Fix the proxy address test function.

* add: Added default prompts for agency agreement and some multi-language translations

* add: Http proxy request client

* fix: add async http proxy func and format the code

* add: Preliminary support for flutter front-end calling rust back-end http request

* Optimize HTTP calls

* Optimize HTTP calls

* fix: Optimize HTTP requests, refine translations, and fix dependencies

src/lang/fa.rs

@@ -239,6 +239,7 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Empty", "موردی وجود ندارد"),
         ("Invalid folder name", "نام پوشه نامعتبر است"),
         ("Socks5 Proxy", "Socks5 پروکسی"),
+        ("Socks5/Http(s) Proxy", "Socks5/Http(s) پروکسی"),
         ("Discovered", "پیدا شده"),
         ("install_daemon_tip", "برای شروع در هنگام راه اندازی، باید سرویس سیستم را نصب کنید"),
         ("Remote ID", "شناسه راه دور"),