Add SEO meta descriptions and a dynamic sitemap.

Expose optional metaDescription for blogs, reportages, and brands in admin/API, apply it on detail pages, and serve an up-to-date /sitemap.xml for approved content plus static site pages.

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/web/vite.config.ts

@@ -17,6 +17,10 @@ export default defineConfig({
         target: "http://127.0.0.1:3000",
         changeOrigin: true,
       },
+      "/sitemap.xml": {
+        target: "http://127.0.0.1:3000",
+        changeOrigin: true,
+      },
     },
   },
 });