接入原生壳网络状态能力

新增 network.status 与 network.statusChanged HostBridge 能力

Expo 壳通过 expo-network 查询并订阅真实网络状态

Tauri 壳通过主站可达性查询和 WebView online/offline 事件同步网络状态

更新壳能力检查、测试和架构文档

apps/desktop-shell/scripts/check-config.mjs

@@ -135,6 +135,8 @@ const requiredMainSnippets = [
   'tauri_plugin_clipboard_manager::init()',
   '"appearance.getColorScheme"',
   '"app.lifecycle"',
+  '"network.status"',
+  '"network.statusChanged"',
   '"share.open"',
   '"share.setTarget"',
   '"navigation.openNativePage"',
@@ -152,6 +154,8 @@ const requiredMainSnippets = [
   'window.theme()',
   'WindowEvent::Focused',
   'host_bridge_event_script',
+  'resolve_desktop_network_status',
+  'network.statusChanged',
 ];
 
 for (const permission of requiredPermissions) {