fix(desktop): allow public world before account login

product-source/hololake-native-desktop/src-tauri/src/lib.rs

@@ -96,7 +96,9 @@ pub fn run() {
                     eprintln!("HoloLake zero-point protocol sync was not completed: {error}");
                 }
             });
-            let broker = direct_local_broker::start(app.handle())?;
+            let broker = direct_local_broker::DirectLocalBrokerState::default();
+            // 公共五域首页必须能在未登录时启动；私人 broker 只在已有账号会话时启动。
+            broker.ensure_started(app.handle())?;
             app.manage(broker);
             release_trust::install_updater_if_provisioned(app.handle())?;
             if let Err(error) = release_update::observe_release_startup(app.handle()) {