feat: add custom description metadata generation (nodejs#8159)

* feat: add custom description metadata generation

* refactor: review

Author: araujogui

apps/site/next.dynamic.mjs

@@ -208,6 +208,10 @@ const getDynamicRouter = async () => {
       ? `${siteConfig.title} — ${data.title}`
       : siteConfig.title;
 
+    pageMetadata.description = data.description
+      ? data.description
+      : siteConfig.description;
+
     // Default Twitter Title for the page
     pageMetadata.twitter.title = pageMetadata.title;
 

apps/site/pages/en/eol.mdx

@@ -1,6 +1,7 @@
 ---
 title: End-Of-Life
 layout: article
+description: Understand Node.js End-of-Life, what it means for security, tooling, and compliance, plus EOL version details and commercial support options.
 ---
 
 # End-Of-Life (EOL)

apps/site/types/frontmatter.ts

@@ -9,4 +9,5 @@ export type Frontmatter = {
   author?: string;
   authors?: string;
   category?: string;
+  description?: string;
 };