add auth

src/app/manage/layout.tsx

@@ -1,6 +1,12 @@
+import { redirect } from 'next/navigation'
+import { getServerSession } from '@/lib/auth'
 import ManageSubNav from '@/components/ManageSubNav'
 
-export default function ManageLayout({ children }: { children: React.ReactNode }) {
+export default async function ManageLayout({ children }: { children: React.ReactNode }) {
+  const session = await getServerSession()
+  if (!session.userId) redirect('/login')
+  if (session.role !== 'admin') redirect('/')
+
   return (
     <div>
       <ManageSubNav />