feat: implement a simple singleton process

src-tauri/Cargo.toml

@@ -23,6 +23,8 @@ reqwest = { version = "0.11", features = ["json"] }
 tokio = { version = "1", features = ["full"] }
 log = "0.4.14"
 log4rs = "1.0.0"
+warp = "0.3"
+port_scanner = "0.1.5"
 
 [target.'cfg(windows)'.dependencies]
 winreg = { version = "0.10", features = ["transactions"] }