feat: i18n support

components/LangSwitcher.vue

@@ -0,0 +1,17 @@
+<script setup lang="ts">
+  const { locale, availableLocales, t, setLocale } = useI18n()
+
+  const localeOptions = availableLocales.map((locale) => ({
+    value: locale,
+    label: t('language', {}, { locale }),
+  }))
+</script>
+
+<template>
+  <USelect
+    icon="i-lucide-languages"
+    :model-value="locale"
+    :items="localeOptions"
+    @update:model-value="setLocale($event)"
+  />
+</template>