mise a jour structure SEO

frontend/package.json

@@ -5,9 +5,12 @@
   "type": "module",
   "scripts": {
     "dev": "vite",
+    "prebuild": "node scripts/update-noscript.mjs",
     "build": "vite build",
+    "postbuild": "node scripts/prerender.mjs",
     "lint": "eslint .",
-    "preview": "vite preview"
+    "preview": "vite preview",
+    "prerender": "node scripts/prerender.mjs"
   },
   "dependencies": {
     "@emotion/react": "^11.14.0",
@@ -41,6 +44,7 @@
     "eslint-plugin-react-refresh": "^0.4.16",
     "globals": "^15.14.0",
     "postcss": "^8.4.49",
+    "puppeteer": "^24.28.0",
     "rollup-plugin-visualizer": "^5.14.0",
     "vite": "^6.0.5",
     "vite-plugin-compression": "^0.5.1"