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

libs/hbb_common/Cargo.toml

@@ -41,10 +41,19 @@ uuid = { version = "1.3", features = ["v4"] }
 # crash, versions >= 0.29.1 are affected by #GuillaumeGomez/sysinfo/1052
 sysinfo = { git = "https://github.com/rustdesk-org/sysinfo" }
 thiserror = "1.0"
+httparse = "1.5"
+base64 = "0.22"
+url = "2.2"
 
 [target.'cfg(not(any(target_os = "android", target_os = "ios")))'.dependencies]
 mac_address = "1.1"
 machine-uid = { git = "https://github.com/21pages/machine-uid" }
+[target.'cfg(not(any(target_os = "macos", target_os = "windows")))'.dependencies]
+tokio-rustls = "0.26"
+rustls-platform-verifier = "0.3" 
+rustls-pki-types = "1.4"
+[target.'cfg(any(target_os = "macos", target_os = "windows"))'.dependencies]
+tokio-native-tls ="0.3"
 
 [features]
 quic = []