Fix all NextAuth v4 imports across codebase

app/profile/page.tsx

@@ -1,5 +1,6 @@
 import { redirect } from 'next/navigation'
-import { auth } from '@/auth'
+import { getServerSession } from 'next-auth'
+import { authOptions } from '@/pages/api/auth/[...nextauth]'
 import { getUserProfile } from '@/lib/auth-actions'
 import ProfileForm from '@/components/ProfileForm'
 import PasswordChangeForm from '@/components/PasswordChangeForm'
@@ -11,7 +12,7 @@ export const metadata = {
 }
 
 export default async function ProfilePage() {
-  const session = await auth()
+  const session = await getServerSession(authOptions)
 
   if (!session?.user?.id) {
     redirect('/auth/login')