fix: blog dynamic build

app/visa/page.tsx

@@ -3,6 +3,9 @@
 import Breadcrumb from "../components/Breadcrumb";
 import { fetchVisaData, type VisaCountry } from "@/api/visa";
 
+// Force dynamic rendering - không cache
+export const dynamic = 'force-dynamic';
+
 export default async function VisaListPage() {
   // Fetch all visa countries từ API
   let visaCountries: any[] = [];