chore: add project configuration and dependencies

- Add Nuxt 3 root component
- Add Nuxt configuration
- Add TypeScript configuration
- Add project dependencies and lockfile
- Add project documentation
- Add gitignore rules
- Add favicon

Co-authored-by: Copilot <[email protected]>

package.json

@@ -0,0 +1,25 @@
+{
+  "name": "visione",
+  "type": "module",
+  "private": true,
+  "scripts": {
+    "build": "nuxt build",
+    "dev": "nuxt dev",
+    "generate": "nuxt generate",
+    "preview": "nuxt preview",
+    "postinstall": "nuxt prepare"
+  },
+  "dependencies": {
+    "@nuxt/icon": "^2.2.3",
+    "@nuxt/image": "^2.0.0",
+    "@nuxtjs/robots": "6.0.9",
+    "@nuxtjs/sitemap": "8.0.15",
+    "bootstrap-italia": "^2.18.1",
+    "nuxt": "^4.4.7",
+    "vue": "^3.5.35",
+    "vue-router": "^5.1.0"
+  },
+  "devDependencies": {
+    "@nuxt/fonts": "^0.14.0"
+  }
+}