chore: add sitemap

sitemap.xml

@@ -1465,4 +1465,9 @@
         <lastmod>2025-01-07T09:50:22.000Z</lastmod>
         <changefreq>weekly</changefreq>
     </url>
+    <url>
+        <loc>https://semi.design/blogs</loc>
+        <lastmod>2025-01-01T10:26:55.000Z</lastmod>
+        <changefreq>weekly</changefreq>
+    </url>
 </urlset>