B2B-88: add starter kit structure and elements

app/admin/_components/mobile-navigation.tsx

@@ -0,0 +1,30 @@
+import Link from 'next/link';
+
+import { Menu } from 'lucide-react';
+
+import {
+  DropdownMenu,
+  DropdownMenuContent,
+  DropdownMenuItem,
+  DropdownMenuTrigger,
+} from '@kit/ui/dropdown-menu';
+
+export function AdminMobileNavigation() {
+  return (
+    <DropdownMenu>
+      <DropdownMenuTrigger>
+        <Menu className={'h-8 w-8'} />
+      </DropdownMenuTrigger>
+
+      <DropdownMenuContent>
+        <DropdownMenuItem>
+          <Link href={'/admin'}>Home</Link>
+        </DropdownMenuItem>
+
+        <DropdownMenuItem>
+          <Link href={'/admin/accounts'}>Accounts</Link>
+        </DropdownMenuItem>
+      </DropdownMenuContent>
+    </DropdownMenu>
+  );
+}