feat[analytics]: add Vercel Speed Insights

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: ppazosp

package.json

@@ -21,6 +21,7 @@
     "@types/react": "^19.1.2",
     "@types/react-dom": "^19.1.2",
     "@types/three": "^0.178.1",
+    "@vercel/speed-insights": "^1.3.1",
     "astro": "^5.17.3",
     "astro-i18n": "^2.2.4",
     "class-variance-authority": "^0.7.1",

pnpm-lock.yaml

@@ -1,4 +1,5 @@
 ---
+import { SpeedInsights } from '@vercel/speed-insights/astro';
 import Header from '../components/Header.astro';
 import '../styles/global.css';
 
@@ -172,6 +173,7 @@ const fullImageUrl = image.startsWith('http') ? image : `${baseUrl}${image}`;
       </svg>
     </a>
 
+    <SpeedInsights />
     <footer class="mini-footer">
       <p>Proxecto apoiado por: IGAPE TICKET INNOVA 2026</p>
     </footer>