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/tsm/readme.md

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+<div align="center">
+  <img src="logo.png" alt="tsm" width="200" />
+</div>
+
+<div align="center">
+  <a href="https://npmjs.org/package/tsm">
+    <img src="https://badgen.net/npm/v/tsm" alt="version" />
+  </a>
+  <a href="https://github.com/lukeed/tsm/actions">
+    <img src="https://github.com/lukeed/tsm/workflows/CI/badge.svg" alt="CI" />
+  </a>
+  <a href="https://npmjs.org/package/tsm">
+    <img src="https://badgen.net/npm/dm/tsm" alt="downloads" />
+  </a>
+  <a href="https://packagephobia.now.sh/result?p=tsm">
+    <img src="https://badgen.net/packagephobia/publish/tsm" alt="publish size" />
+  </a>
+</div>
+
+<div align="center">TypeScript Module Loader</div>
+
+## Features
+
+* Supports `node <file>` usage
+* Supports [ESM `--loader`](https://nodejs.org/api/esm.html#esm_loaders) usage<sup>†</sup>
+* Supports [`--require` hook](https://nodejs.org/api/cli.html#cli_r_require_module) usage
+* Optional [configuration](/docs/configuration.md) file for per-extension customization
+
+> <sup>†</sup> The ESM Loader API is still **experimental** and will change in the future.
+
+## Install
+
+```sh
+# install as project dependency
+$ npm install --save-dev tsm
+
+# or install globally
+$ npm install --global tsm
+```
+
+## Usage
+
+> **Note:** Refer to [`/docs/usage.md`](/docs/usage.md) for more information.
+
+```sh
+# use as `node` replacement
+$ tsm server.ts
+
+# forwards any `node` ENV or flags
+$ NO_COLOR=1 tsm server.ts --trace-warnings
+
+# use as `--require` hook
+$ node --require tsm server.tsx
+$ node -r tsm server.tsx
+
+# use as `--loader` hook
+$ node --loader tsm main.jsx
+```
+
+## License
+
+MIT © [Luke Edwards](https://lukeed.com)