Add internationalization support with astro-i18next integration

- Implemented astro-i18next for multi-language support, including English, Dutch, and Italian.
- Configured default locale and language fallback settings.
- Defined routes for localized content in the configuration.
- Updated package.json and package-lock.json to include new dependencies for i18next and related plugins.

dist/manifest.json

@@ -0,0 +1,30 @@
+{
+  "name": "Tiber365 - Professional IT Services",
+  "short_name": "Tiber365",
+  "description": "Professional IT services for freelancers and small businesses. Microsoft 365 support, networking solutions, web hosting, and custom IT projects.",
+  "start_url": "/",
+  "display": "standalone",
+  "background_color": "#ffffff",
+  "theme_color": "#3b82f6",
+  "icons": [
+    {
+      "src": "/favicon.svg",
+      "sizes": "any",
+      "type": "image/svg+xml"
+    },
+    {
+      "src": "/favicon.png",
+      "sizes": "32x32",
+      "type": "image/png"
+    },
+    {
+      "src": "/apple-touch-icon.png",
+      "sizes": "180x180",
+      "type": "image/png"
+    }
+  ],
+  "categories": ["business", "productivity", "utilities"],
+  "lang": "en",
+  "dir": "ltr",
+  "orientation": "portrait-primary"
+}