refactor: 替换管理员登录组件并更新会话管理

src/components/admin/admin-shell.tsx

@@ -3,6 +3,7 @@
 import type { ReactNode } from "react";
 
 import { AdminAppSidebar } from "@/components/admin/admin-sidebar";
+import { ShellToolbar } from "@/components/admin/toolbar";
 import {
   SidebarInset,
   SidebarProvider,
@@ -14,11 +15,14 @@ export function AdminShell({ children }: { children: ReactNode }) {
     <SidebarProvider defaultOpen>
       <AdminAppSidebar />
       <SidebarInset className="max-md:overflow-x-hidden">
-        <header className="sticky top-0 z-30 flex items-center gap-2 border-b border-border bg-background/80 px-4 py-2 backdrop-blur-md">
+        <header className="sticky top-0 z-30 flex min-h-12 items-center gap-3 border-b border-border bg-background/80 px-4 py-2 backdrop-blur-md">
           <SidebarTrigger />
           <span className="text-sm font-medium text-muted-foreground md:hidden">
             彩票后台
           </span>
+          <div className="ml-auto flex shrink-0 items-center">
+            <ShellToolbar />
+          </div>
         </header>
         <div className="flex flex-1 flex-col px-6 py-6 md:px-8 md:py-8">
           {children}