Refactor using Tauri (#278)

crates/gpapi/src/service/event.rs

@@ -0,0 +1,10 @@
+use serde::{Deserialize, Serialize};
+
+use super::vpn_state::VpnState;
+
+/// Events that can be emitted by the service
+#[derive(Debug, Serialize, Deserialize, Clone)]
+pub enum WsEvent {
+  VpnState(VpnState),
+  ActiveGui,
+}