Update blog metrics; add vercel imsights

package.json

@@ -18,14 +18,17 @@
   },
   "dependencies": {
     "@astrojs/mdx": "^5.0.3",
-    "@astrojs/vercel": "^10.0.3",
     "@astrojs/rss": "^4.0.18",
     "@astrojs/sitemap": "^3.7.2",
+    "@astrojs/vercel": "^10.0.3",
     "@giscus/react": "^3.1.0",
     "@pilcrowjs/object-parser": "^0.0.4",
     "@react-hook/intersection-observer": "^3.1.2",
     "@rehype-pretty/transformers": "^0.13.2",
+    "@vercel/analytics": "^2.0.1",
+    "@vercel/speed-insights": "^2.0.0",
     "arctic": "^3.7.0",
+    "ioredis": "^5.10.1",
     "lucide-react": "^0.468.0",
     "marked": "^15.0.12",
     "react": "^18.3.1",