Add start script

frontend/package.json

@@ -3,6 +3,7 @@
   "private": true,
   "type": "module",
   "scripts": {
+    "start" : "node .output/server/index.mjs",
     "build": "nuxt build",
     "dev": "nuxt dev",
     "dev-o": "nuxt dev -- -o",
@@ -15,6 +16,8 @@
     "@nuxtjs/google-fonts": "^3.2.0",
     "@tanstack/vue-query": "^5.62.2",
     "@tanstack/vue-query-devtools": "^5.62.3",
+    "@vuelidate/core": "^2.0.3",
+    "@vuelidate/validators": "^2.0.4",
     "axios": "^1.7.9",
     "gsap": "^3.12.5",
     "nuxt": "^3.14.1592",