GRA-164: adds sitemap-index to website (#76)

Author: markdanial

src/app/robots.ts

@@ -8,7 +8,7 @@ export default function robots(): MetadataRoute.Robots {
       disallow: [],
     },
     sitemap: [
-      'https://grapesjs.com/sitemap.xml',
+      'https://grapesjs.com/sitemap-index.xml',
       'https://app.grapesjs.com/sitemap.xml',
     ],
   };

src/app/sitemap-index.xml/route.ts

@@ -0,0 +1,25 @@
+import { NextResponse } from 'next/server';
+
+const SITE_URL = 'https://grapesjs.com';
+
+export async function GET() {
+  const sitemapIndex = `<?xml version="1.0" encoding="UTF-8"?>
+<sitemapindex xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
+  <sitemap>
+    <loc>${SITE_URL}/sitemap.xml</loc>
+    <lastmod>${new Date().toISOString().split('T')[0]}</lastmod>
+  </sitemap>
+  <sitemap>
+    <loc>${SITE_URL}/docs/sitemap.xml</loc>
+    <lastmod>${new Date().toISOString().split('T')[0]}</lastmod>
+  </sitemap>
+</sitemapindex>`;
+
+  return new NextResponse(sitemapIndex, {
+    status: 200,
+    headers: {
+      'Content-Type': 'application/xml',
+    },
+  });
+}
+