Fix all NextAuth v4 imports across codebase

app/list/[id]/item/[itemId]/edit/page.tsx

@@ -1,7 +1,8 @@
 import { notFound } from 'next/navigation'
 import { getItem } from '@/lib/actions'
 import { canEditList } from '@/lib/permissions'
-import { auth } from '@/auth'
+import { getServerSession } from 'next-auth'
+import { authOptions } from '@/pages/api/auth/[...nextauth]'
 import ItemForm from '@/components/ItemForm'
 import Link from 'next/link'
 import { ArrowLeft } from 'lucide-react'
@@ -16,7 +17,7 @@ interface PageProps {
 }
 
 export default async function EditItemPage({ params }: PageProps) {
-  const session = await auth()
+  const session = await getServerSession(authOptions)
   if (!session?.user?.id) {
     notFound()
   }