feat: add proxy check button

src-tauri/Cargo.lock

@@ -1125,6 +1125,7 @@ dependencies = [
  "tower",
  "tower-http",
  "url",
+ "urlencoding",
  "uuid",
  "windows 0.62.2",
  "winreg",
@@ -5487,6 +5488,12 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "urlencoding"
+version = "2.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "daf8dba3b7eb870caf1ddeed7bc9d2a049f3cfdfae7cb521b087cc33ae4c49da"
+
 [[package]]
 name = "urlpattern"
 version = "0.3.0"