Update src/app/i18n.ts

Merge version_1 into main

src/app/i18n.ts

@@ -0,0 +1,13 @@
+// @ts-expect-error next-intl type issue
+import { getRequestConfig } from 'next-intl';
+import { notFound } from 'next/navigation';
+
+const locales = ['en', 'nl', 'es'];
+
+export default getRequestConfig(async ({ locale }) => {
+  if (!locales.includes(locale as any)) notFound();
+
+  return {
+    messages: (await import(`./messages/${locale}.json`)).default
+  };
+});