接入桌面壳深链

新增Tauri桌面深链模块并归一到同源H5入口

启用deep-link插件与single-instance深链转发

更新原生壳门禁和架构文档

scripts/check-native-shells.mjs

@@ -55,6 +55,7 @@ const expectedDesktopHostBridgeRustFiles = [
   'share.rs',
 ];
 const expectedDesktopShellRustFiles = [
+  'deep_link.rs',
   'mod.rs',
   'tray.rs',
   'webview.rs',