修复codereview复核确认的多选/转发/收藏页/资料页等前端bug

- 多选模式下Drafty链接、名片消息不再意外触发跳转/开新标签页
- 语音/视频消息在多选模式下点击可正常冒泡选中该行
- 转发排除未确认/发送失败消息，识别uncertain转发结果并单独提示
- 群文件"更多操作"菜单竞态、群成员移出状态竞态
- 收藏页链接卡片new URL()崩溃点加防御，并给登录后应用区域加错误边界
- 个人资料页乐观锁版本冲突时清空草稿避免静默覆盖并发修改

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

web/src/App.tsx

@@ -1,9 +1,10 @@
 import { QueryClient, QueryClientProvider } from '@tanstack/react-query';
-import { Navigate, createBrowserRouter, RouterProvider } from 'react-router-dom';
+import { Navigate, createBrowserRouter, RouterProvider, useRouteError } from 'react-router-dom';
 
 import { AppShell } from '@/app/AppShell';
 import { ConfirmDialogRoot } from '@/app/ConfirmDialogRoot';
 import { GlobalToastRoot } from '@/app/GlobalToastRoot';
+import { Icon } from '@/app/Icon';
 import { KickedNoticeRoot } from '@/app/KickedNoticeRoot';
 import { RequireAuth } from '@/app/RequireAuth';
 import { SecurityChallengeModal } from '@/app/SecurityChallengeModal';
@@ -34,6 +35,30 @@ import { SystemMessagesView } from '@/features/system/SystemMessagesView';
 
 const queryClient = new QueryClient();
 
+/**
+ * Without this, an uncaught render-time exception ANYWHERE under `<AppShell>` (any page, any one
+ * bad field in server data) falls through to react-router's own built-in default error boundary --
+ * real, not hypothetical (confirmed live: `node_modules/react-router` DOES implicitly wrap the
+ * outermost matched route the way this codebase never configured one to). That default shows
+ * "Unexpected Application Error!" plus the raw error message/stack to the end user and replaces the
+ * WHOLE logged-in shell, sidebar included, with no way back except a full page reload. Attached to
+ * AppShell (not each leaf route) so it covers every authenticated page with one component, and low
+ * enough that `RequireAuth`/login/tenant-entry are never affected by a bug in, say, 收藏.
+ */
+function RouteErrorBoundary() {
+  const error = useRouteError();
+  if (import.meta.env.DEV) console.error(error);
+  return (
+    <div className="flex h-dvh w-full flex-col items-center justify-center gap-3 bg-surface-page px-6 text-center">
+      <Icon name="error_outline" className="text-[40px] text-text-tertiary-3" />
+      <p className="text-sm text-text-secondary">页面出现异常，请刷新重试</p>
+      <button type="button" onClick={() => window.location.reload()} className="rounded-lg bg-accent px-4 py-2 text-sm text-white">
+        刷新页面
+      </button>
+    </div>
+  );
+}
+
 const router = createBrowserRouter([
   { path: 'tenant', element: <TenantEntryPage /> },
   { path: 'login', element: <LoginPage /> },
@@ -45,6 +70,7 @@ const router = createBrowserRouter([
     children: [
       {
         element: <AppShell />,
+        errorElement: <RouteErrorBoundary />,
         children: [
           { index: true, element: <Navigate to="/messages" replace /> },
           {