feat: update to tauri beta, add permissions (#862)

Co-authored-by: Lucas Nogueira <lucas@tauri.app>
Co-authored-by: Lucas Nogueira <lucas@crabnebula.dev>

plugins/websocket/build.rs

@@ -0,0 +1,9 @@
+// Copyright 2019-2023 Tauri Programme within The Commons Conservancy
+// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: MIT
+
+const COMMANDS: &[&str] = &["connect", "send"];
+
+fn main() {
+    tauri_plugin::Builder::new(COMMANDS).build();
+}