feat(payload): add redirect settings to pages

app/[locale]/[slug]/page.tsx

@@ -1,4 +1,4 @@
-import { notFound, redirect } from 'next/navigation';
+import { notFound, redirect, permanentRedirect } from 'next/navigation';
 import { Container, Badge, Heading } from '@/components/ui';
 import { getTranslations, setRequestLocale } from 'next-intl/server';
 import { Metadata } from 'next';
@@ -62,6 +62,15 @@ export default async function StandardPage({ params }: PageProps) {
     notFound();
   }
 
+  // Handle explicit CMS redirects (e.g. /en/terms -> /de/terms)
+  if (pageData.redirectUrl) {
+    if (pageData.redirectPermanent) {
+      permanentRedirect(pageData.redirectUrl);
+    } else {
+      redirect(pageData.redirectUrl);
+    }
+  }
+
   // Redirect if accessed via a different locale's slug
   const fileSlug = await mapSlugToFileSlug(pageData.slug || slug, locale);
   const correctSlug = await mapFileSlugToTranslated(fileSlug, locale);