fix: cleanup seed and fetch latest restaurant

app/page.tsx

@@ -5,7 +5,8 @@ export const dynamic = 'force-dynamic';
 
 export default async function Page() {
   try {
-    const restaurant = await prisma.restaurant.findFirst({
+    const restaurant = await (prisma as any).restaurant.findFirst({
+      orderBy: { createdAt: 'desc' },
       include: {
         categories: {
           include: {
@@ -48,6 +49,18 @@ export default async function Page() {
       })),
     };
 
+    if (data.categories.length === 0) {
+      return (
+        <div style={{ background: '#000', color: '#fff', height: '100vh', display: 'flex', alignItems: 'center', justifyContent: 'center', textAlign: 'center', padding: '20px' }}>
+          <div>
+            <h1 style={{ color: 'var(--gold)' }}>LUNA</h1>
+            <p>Restoran bulundu ancak henüz hiç kategori eklenmemiş.</p>
+            <p style={{ fontSize: '0.8rem', color: '#666' }}>Lütfen admin panelinden kategori ve ürün ekleyin.</p>
+          </div>
+        </div>
+      );
+    }
+
     return <MenuView data={data} />;
   } catch (error: any) {
     console.error("Database error:", error);