feat: added confirm dialog for new chat

frontend/src-tauri/src/main.rs

@@ -16,6 +16,7 @@ pub struct AppConfig {
 pub struct AppState {
     grpc_client: Mutex<AiDaemonClient<tonic::transport::Channel>>,
     config: Mutex<AppConfig>,
+    current_chat_id: Mutex<i32>,
 }
 
 #[tokio::main]
@@ -27,6 +28,7 @@ async fn main() {
         .manage(AppState {
             grpc_client: Mutex::new(client),
             config: Mutex::new(AppConfig { dark_mode: true }),
+            current_chat_id: Mutex::new(-1),
         })
         .plugin(tauri_plugin_global_shortcut::Builder::new().build())
         .invoke_handler(tauri::generate_handler![