feat: Centralize OG image font loading and sizing, simplify product page OG generation, and refine template styling.

app/[locale]/[slug]/opengraph-image.tsx

@@ -1,6 +1,7 @@
 import { ImageResponse } from 'next/og';
 import { getPageBySlug } from '@/lib/pages';
 import { OGImageTemplate } from '@/components/OGImageTemplate';
+import { getOgFonts, OG_IMAGE_SIZE } from '@/lib/og-helper';
 
 export const runtime = 'nodejs';
 
@@ -8,11 +9,11 @@ export default async function Image({ params: { locale, slug } }: { params: { lo
   const pageData = await getPageBySlug(slug, locale);
 
   if (!pageData) {
-    return new ImageResponse(
-      <div style={{ display: 'flex', width: '100%', height: '100%', backgroundColor: '#001a4d' }} />
-    );
+    return new Response('Page not found', { status: 404 });
   }
 
+  const fonts = await getOgFonts();
+
   return new ImageResponse(
     (
       <OGImageTemplate
@@ -22,8 +23,9 @@ export default async function Image({ params: { locale, slug } }: { params: { lo
       />
     ),
     {
-      width: 1200,
-      height: 630,
+      ...OG_IMAGE_SIZE,
+      fonts,
     }
   );
 }
+