build(dep): add package @astrojs/sitemap

Author: ansidev

package.json

@@ -16,6 +16,7 @@
   },
   "dependencies": {
     "@astrojs/partytown": "^1.0.3",
+    "@astrojs/sitemap": "^1.1.0",
     "@astrojs/tailwind": "^3.0.1",
     "astro": "^2.0.15",
     "astro-compress": "^1.1.33",