fix: apply seo agent improvements to src/app/blog/layout.tsx

src/app/blog/layout.tsx

@@ -2,13 +2,54 @@ import type { Metadata } from 'next'
 
 const SITE_URL = process.env.NEXT_PUBLIC_SITE_URL || 'https://example.com'
 const SITE_NAME = process.env.NEXT_PUBLIC_SITE_NAME || 'My Personal Site'
+const BLOG_DESCRIPTION =
+  'Articles, thoughts, and tutorials from ' + SITE_NAME + '.'
 
+// ─── Blog section metadata (overrides root defaults) ─────────────────────────
 export const metadata: Metadata = {
+  title: 'Blog',
+  description: BLOG_DESCRIPTION,
   alternates: {
+    canonical: `${SITE_URL}/blog`,
     types: {
       'application/rss+xml': `${SITE_URL}/feed.xml`,
     },
   },
+  openGraph: {
+    type: 'website',
+    url: `${SITE_URL}/blog`,
+    title: `Blog | ${SITE_NAME}`,
+    description: BLOG_DESCRIPTION,
+    images: [
+      {
+        url: `/og-blog.png`,
+        width: 1200,
+        height: 630,
+        alt: `${SITE_NAME} Blog`,
+      },
+    ],
+  },
+  twitter: {
+    card: 'summary_large_image',
+    title: `Blog | ${SITE_NAME}`,
+    description: BLOG_DESCRIPTION,
+    images: [`/og-blog.png`],
+  },
+}
+
+// ─── Blog section JSON-LD ────────────────────────────────────────────────────
+const blogJsonLd = {
+  '@context': 'https://schema.org',
+  '@type': 'Blog',
+  name: `${SITE_NAME} — Blog`,
+  url: `${SITE_URL}/blog`,
+  description: BLOG_DESCRIPTION,
+  inLanguage: 'en-US',
+  publisher: {
+    '@type': 'Person',
+    name: SITE_NAME,
+    url: SITE_URL,
+  },
 }
 
 export default function BlogLayout({
@@ -16,24 +57,11 @@ export default function BlogLayout({
 }: {
   children: React.ReactNode
 }) {
-  const blogListingJsonLd = {
-    '@context': 'https://schema.org',
-    '@type': 'Blog',
-    name: `${SITE_NAME} — Blog`,
-    url: `${SITE_URL}/blog`,
-    description: 'Articles, thoughts, and tutorials.',
-    publisher: {
-      '@type': 'Person',
-      name: SITE_NAME,
-      url: SITE_URL,
-    },
-  }
-
   return (
     <>
       <script
         type="application/ld+json"
-        dangerouslySetInnerHTML={{ __html: JSON.stringify(blogListingJsonLd) }}
+        dangerouslySetInnerHTML={{ __html: JSON.stringify(blogJsonLd) }}
       />
       {children}
     </>