og

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

@@ -5,6 +5,7 @@ import { getTranslations } from 'next-intl/server';
 import { Metadata } from 'next';
 import { getPageBySlug, getAllPages } from '@/lib/pages';
 import { mdxComponents } from '@/components/blog/MDXComponents';
+import { getOGImageMetadata } from '@/lib/metadata';
 
 interface PageProps {
   params: {
@@ -47,6 +48,7 @@ export async function generateMetadata({ params: { locale, slug } }: PageProps):
       title: `${pageData.frontmatter.title} | KLZ Cables`,
       description: pageData.frontmatter.excerpt || '',
       url: `https://klz-cables.com/${locale}/${slug}`,
+      images: getOGImageMetadata(slug, pageData.frontmatter.title, locale),
     },
     twitter: {
       card: 'summary_large_image',

app/[locale]/api/og/product/route.tsx

@@ -50,10 +50,11 @@ export async function GET(
     );
   }
 
+  const { origin } = new URL(request.url);
   const featuredImage = product.frontmatter.images?.[0]
     ? (product.frontmatter.images[0].startsWith('http')
         ? product.frontmatter.images[0]
-        : `https://klz-cables.com${product.frontmatter.images[0]}`)
+        : `${origin}${product.frontmatter.images[0]}`)
     : undefined;
 
   return new ImageResponse(

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

@@ -11,6 +11,7 @@ import PowerCTA from '@/components/blog/PowerCTA';
 import TableOfContents from '@/components/blog/TableOfContents';
 import { mdxComponents } from '@/components/blog/MDXComponents';
 import { Heading } from '@/components/ui';
+import { getOGImageMetadata } from '@/lib/metadata';
 
 interface BlogPostProps {
   params: {
@@ -43,6 +44,7 @@ export async function generateMetadata({ params: { locale, slug } }: BlogPostPro
       publishedTime: post.frontmatter.date,
       authors: ['KLZ Cables'],
       url: `https://klz-cables.com/${locale}/blog/${slug}`,
+      images: getOGImageMetadata(`blog/${slug}`, post.frontmatter.title, locale),
     },
     twitter: {
       card: 'summary_large_image',

app/[locale]/blog/page.tsx

@@ -3,6 +3,7 @@ import { getAllPosts } from '@/lib/blog';
 import { Section, Container, Heading, Card, Badge, Button } from '@/components/ui';
 import Reveal from '@/components/Reveal';
 import { getTranslations } from 'next-intl/server';
+import { getOGImageMetadata } from '@/lib/metadata';
 
 interface BlogIndexProps {
   params: {
@@ -27,6 +28,7 @@ export async function generateMetadata({ params: { locale } }: BlogIndexProps) {
       title: `${t('title')} | KLZ Cables`,
       description: t('description'),
       url: `https://klz-cables.com/${locale}/blog`,
+      images: getOGImageMetadata('blog', t('title'), locale),
     },
     twitter: {
       card: 'summary_large_image',

app/[locale]/contact/page.tsx

@@ -4,6 +4,8 @@ import Reveal from '@/components/Reveal';
 import { Container, Heading, Section } from '@/components/ui';
 import { Metadata } from 'next';
 import { getTranslations } from 'next-intl/server';
+import { SITE_URL } from '@/lib/schema';
+import { getOGImageMetadata } from '@/lib/metadata';
 import { Suspense } from 'react';
 import dynamic from 'next/dynamic';
 const LeafletMap = dynamic(() => import('@/components/LeafletMap'), {
@@ -40,14 +42,7 @@ export async function generateMetadata({ params: { locale } }: ContactPageProps)
       description,
       url: `https://klz-cables.com/${locale}/contact`,
       siteName: 'KLZ Cables',
-      images: [
-        {
-          url: 'https://klz-cables.com/logo.png',
-          width: 1200,
-          height: 630,
-          alt: 'KLZ Cables Contact',
-        },
-      ],
+      images: getOGImageMetadata('contact', title, locale),
       locale: `${locale.toUpperCase()}_DE`,
       type: 'website',
     },
@@ -55,7 +50,7 @@ export async function generateMetadata({ params: { locale } }: ContactPageProps)
       card: 'summary_large_image',
       title: `${title} | KLZ Cables`,
       description,
-      images: ['https://klz-cables.com/logo.png'],
+      images: [`${SITE_URL}/${locale}/contact/opengraph-image`],
     },
     robots: {
       index: true,

app/[locale]/opengraph-image.tsx

@@ -2,7 +2,7 @@ import { ImageResponse } from 'next/og';
 import { getTranslations } from 'next-intl/server';
 import { OGImageTemplate } from '@/components/OGImageTemplate';
 
-export const runtime = 'edge';
+export const runtime = 'nodejs';
 
 export default async function Image({ params: { locale } }: { params: { locale: string } }) {
   const t = await getTranslations({ locale, namespace: 'Index.meta' });

app/[locale]/page.tsx

@@ -1,6 +1,6 @@
 import Hero from '@/components/home/Hero';
 import JsonLd from '@/components/JsonLd';
-import { getBreadcrumbSchema } from '@/lib/schema';
+import { getBreadcrumbSchema, SITE_URL } from '@/lib/schema';
 import ProductCategories from '@/components/home/ProductCategories';
 import WhatWeDo from '@/components/home/WhatWeDo';
 import RecentPosts from '@/components/home/RecentPosts';
@@ -13,6 +13,7 @@ import CTA from '@/components/home/CTA';
 import Reveal from '@/components/Reveal';
 import { getTranslations } from 'next-intl/server';
 import { Metadata } from 'next';
+import { getOGImageMetadata } from '@/lib/metadata';
 
 export default function HomePage({ params: { locale } }: { params: { locale: string } }) {
   return (
@@ -70,6 +71,7 @@ export async function generateMetadata({ params: { locale } }: { params: { local
       title: `${title} | KLZ Cables`,
       description,
       url: `https://klz-cables.com/${locale}`,
+      images: getOGImageMetadata('', title, locale),
     },
     twitter: {
       card: 'summary_large_image',

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

@@ -11,6 +11,7 @@ import { getAllProducts, getProductBySlug } from '@/lib/mdx';
 import { mapFileSlugToTranslated, mapSlugToFileSlug } from '@/lib/slugs';
 import { Metadata } from 'next';
 import { getTranslations } from 'next-intl/server';
+import { getProductOGImageMetadata } from '@/lib/metadata';
 import { MDXRemote } from 'next-mdx-remote/rsc';
 import Image from 'next/image';
 import Link from 'next/link';
@@ -51,14 +52,7 @@ export async function generateMetadata({ params }: ProductPageProps): Promise<Me
         title: `${categoryTitle} | KLZ Cables`,
         description: categoryDesc,
         url: `https://klz-cables.com/${locale}/products/${productSlug}`,
-        images: [
-          {
-            url: `/api/og/product?slug=${fileSlug}`,
-            width: 1200,
-            height: 630,
-            alt: categoryTitle,
-          },
-        ],
+        images: getProductOGImageMetadata(fileSlug, categoryTitle, locale),
       },
       twitter: {
         card: 'summary_large_image',
@@ -87,14 +81,7 @@ export async function generateMetadata({ params }: ProductPageProps): Promise<Me
       description: product.frontmatter.description,
       type: 'website',
       url: `https://klz-cables.com/${locale}/products/${slug.join('/')}`,
-      images: [
-        {
-          url: `/api/og/product?slug=${productSlug}`,
-          width: 1200,
-          height: 630,
-          alt: product.frontmatter.title,
-        },
-      ],
+      images: getProductOGImageMetadata(productSlug, product.frontmatter.title, locale),
     },
     twitter: {
       card: 'summary_large_image',

app/[locale]/products/page.tsx

@@ -6,6 +6,7 @@ import { Metadata } from 'next';
 import Image from 'next/image';
 import Link from 'next/link';
 import { mapFileSlugToTranslated } from '@/lib/slugs';
+import { getOGImageMetadata } from '@/lib/metadata';
 
 interface ProductsPageProps {
   params: {
@@ -32,6 +33,7 @@ export async function generateMetadata({ params: { locale } }: ProductsPageProps
       title: `${title} | KLZ Cables`,
       description,
       url: `https://klz-cables.com/${locale}/products`,
+      images: getOGImageMetadata('products', title, locale),
     },
     twitter: {
       card: 'summary_large_image',

app/[locale]/team/page.tsx

@@ -3,6 +3,7 @@ import { Metadata } from 'next';
 import JsonLd from '@/components/JsonLd';
 import { getBreadcrumbSchema, SITE_URL } from '@/lib/schema';
 import { Section, Container, Heading, Badge, Button } from '@/components/ui';
+import { getOGImageMetadata } from '@/lib/metadata';
 import Image from 'next/image';
 import Reveal from '@/components/Reveal';
 import Gallery from '@/components/team/Gallery';
@@ -32,6 +33,7 @@ export async function generateMetadata({ params: { locale } }: TeamPageProps): P
       title: `${title} | KLZ Cables`,
       description,
       url: `https://klz-cables.com/${locale}/team`,
+      images: getOGImageMetadata('team', title, locale),
     },
     twitter: {
       card: 'summary_large_image',

components/OGImageTemplate.tsx

@@ -46,6 +46,8 @@ export function OGImageTemplate({
           <img
             src={image}
             alt=""
+            width="1200"
+            height="630"
             style={{
               width: '100%',
               height: '100%',

lib/metadata.ts

@@ -0,0 +1,24 @@
+import { Metadata } from 'next';
+import { SITE_URL } from './schema';
+
+export function getOGImageMetadata(path: string, title: string, locale: string): NonNullable<Metadata['openGraph']>['images'] {
+  return [
+    {
+      url: `${SITE_URL}/${locale}/${path}/opengraph-image`,
+      width: 1200,
+      height: 630,
+      alt: title,
+    },
+  ];
+}
+
+export function getProductOGImageMetadata(slug: string, title: string, locale: string): NonNullable<Metadata['openGraph']>['images'] {
+  return [
+    {
+      url: `${SITE_URL}/${locale}/api/og/product?slug=${slug}`,
+      width: 1200,
+      height: 630,
+      alt: title,
+    },
+  ];
+}

package.json

@@ -63,6 +63,7 @@
     "lint": "next lint",
     "typecheck": "tsc --noEmit",
     "test": "vitest run --passWithNoTests",
+    "test:og": "vitest run tests/og-image.test.ts",
     "pdf:datasheets": "tsx ./scripts/generate-pdf-datasheets.ts",
     "pdf:datasheets:legacy": "tsx ./scripts/generate-pdf-datasheets-pdf-lib.ts"
   },

sentry.client.config.ts

@@ -6,8 +6,6 @@ Sentry.init({
   dsn,
   enabled: Boolean(dsn),
   tracesSampleRate: 0,
-  // Ensure 500 errors are always captured
-  debug: process.env.NODE_ENV === 'development',
   // AdjustingreplaysOnErrorSampleRate to 1.0 to capture 100% of errors with replays if enabled
   replaysOnErrorSampleRate: 1.0,
   replaysSessionSampleRate: 0.1,

sentry.edge.config.ts

@@ -6,7 +6,5 @@ Sentry.init({
   dsn,
   enabled: Boolean(dsn),
   tracesSampleRate: 0,
-  // Ensure 500 errors are always captured
-  debug: process.env.NODE_ENV === 'development',
 });
 

sentry.server.config.ts

@@ -6,9 +6,5 @@ Sentry.init({
   dsn,
   enabled: Boolean(dsn),
   tracesSampleRate: 0,
-  // Ensure 500 errors are always captured
-  // Next.js 14+ with App Router handles many errors automatically,
-  // but we want to be explicit about capturing all unhandled exceptions.
-  debug: process.env.NODE_ENV === 'development',
 });
 

tests/og-image.test.ts

@@ -0,0 +1,52 @@
+import { describe, it, expect } from 'vitest';
+
+const BASE_URL = process.env.TEST_URL || 'http://localhost:3000';
+
+describe('OG Image Generation', () => {
+  const locales = ['de', 'en'];
+  const productSlugs = ['nay2y']; // Based on data/products/de/nay2y.mdx
+
+  async function verifyImageResponse(response: Response) {
+    expect(response.status).toBe(200);
+    expect(response.headers.get('content-type')).toContain('image/png');
+    
+    const buffer = await response.arrayBuffer();
+    const bytes = new Uint8Array(buffer);
+    
+    // Check for PNG signature: 89 50 4E 47 0D 0A 1A 0A
+    expect(bytes[0]).toBe(0x89);
+    expect(bytes[1]).toBe(0x50);
+    expect(bytes[2]).toBe(0x4E);
+    expect(bytes[3]).toBe(0x47);
+    
+    // Check that the image is not empty and has a reasonable size
+    // A 1200x630 OG image should be at least 4KB
+    expect(bytes.length).toBeGreaterThan(4000);
+  }
+
+  locales.forEach((locale) => {
+    it(`should generate main OG image for ${locale}`, async () => {
+      const url = `${BASE_URL}/${locale}/opengraph-image`;
+      const response = await fetch(url);
+      await verifyImageResponse(response);
+    }, 30000);
+
+    it(`should generate product OG image for ${locale} with slug ${productSlugs[0]}`, async () => {
+      const url = `${BASE_URL}/${locale}/api/og/product?slug=${productSlugs[0]}`;
+      const response = await fetch(url);
+      await verifyImageResponse(response);
+    }, 30000);
+
+    it(`should return 400 for product OG image without slug in ${locale}`, async () => {
+      const url = `${BASE_URL}/${locale}/api/og/product`;
+      const response = await fetch(url);
+      expect(response.status).toBe(400);
+    }, 30000);
+  });
+
+  it('should generate blog OG image', async () => {
+    const url = `${BASE_URL}/de/blog/opengraph-image`;
+    const response = await fetch(url);
+    await verifyImageResponse(response);
+  }, 30000);
+});