feat: initialization migration to Nuxt + Backend

This commit initializes both the Nuxt frontend and the Rust backend of
the new version of phundrak.com

frontend/i18n.config.ts

@@ -0,0 +1,15 @@
+export default defineI18nConfig(() => ({
+  legacy: false,
+  locale: 'en',
+  messages: {
+    en: {
+      welcome: 'Welcome',
+    },
+    fr: {
+      welcome: 'Bienvenue',
+    },
+    lfn: {
+      welcome: 'Bonveni',
+    },
+  },
+}));