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.

node_modules/.vite/deps/_metadata.json

@@ -1,25 +1,25 @@
 {
-  "hash": "745e08c6",
+  "hash": "37d4c730",
   "configHash": "1148bf53",
-  "lockfileHash": "633aff28",
-  "browserHash": "d435c027",
+  "lockfileHash": "ad63364b",
+  "browserHash": "300a125e",
   "optimized": {
     "astro > cssesc": {
       "src": "../../cssesc/cssesc.js",
       "file": "astro___cssesc.js",
-      "fileHash": "200652b1",
+      "fileHash": "93a3de5b",
       "needsInterop": true
     },
     "astro > aria-query": {
       "src": "../../aria-query/lib/index.js",
       "file": "astro___aria-query.js",
-      "fileHash": "5d70289c",
+      "fileHash": "e8b4e2ed",
       "needsInterop": true
     },
     "astro > axobject-query": {
       "src": "../../axobject-query/lib/index.js",
       "file": "astro___axobject-query.js",
-      "fileHash": "d5653076",
+      "fileHash": "f9e1eca2",
       "needsInterop": true
     }
   },