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.

src/pages/index.astro

@@ -1,29 +1,4 @@
 ---
-import BaseLayout from '../layouts/BaseLayout.astro';
-import Header from '../components/Header.astro';
-import Hero from '../components/Hero.astro';
-import Services from '../components/Services.astro';
-import Testimonials from '../components/Testimonials.astro';
-import CTA from '../components/CTA.astro';
-import Footer from '../components/Footer.astro';
-import { t } from '../utils/i18n';
-
-const pageTitle = t('meta.title');
-const pageDescription = t('meta.description');
-const pageKeywords = t('meta.keywords');
----
-
-<BaseLayout 
-  title={pageTitle}
-  description={pageDescription}
-  keywords={pageKeywords}
->
-  <Header />
-  <main>
-    <Hero />
-    <Services />
-    <Testimonials />
-    <CTA />
-  </main>
-  <Footer />
-</BaseLayout> 
+// Redirect to English version
+return Astro.redirect('/en');
+---