chore(websocket): Convert websocket example to vanilla ts (#805)

* chore(websocket): Convert ws example to vanilla-ts

* fix gitignore

plugins/websocket/examples/tauri-app/src-tauri/Cargo.toml

@@ -0,0 +1,20 @@
+[package]
+name = "app"
+version = "0.1.0"
+description = "A Tauri App"
+edition = "2021"
+
+[dependencies]
+serde = { version = "1", features = ["derive"] }
+serde_json = "1"
+tauri = { version = "1", features = [] }
+tokio = { version = "1", features = ["net"] }
+futures-util = "0.3"
+tauri-plugin-websocket = { path = "../../../" }
+tokio-tungstenite = "0.21"
+
+[build-dependencies]
+tauri-build = { version = "1", features = [] }
+
+[features]
+custom-protocol = [ "tauri/custom-protocol" ]