feat: use unplugin-auto-import instead of vue-global-api

src/layouts/404.vue

@@ -1,7 +1,4 @@
 <script setup lang="ts">
-import { useRouter } from 'vue-router'
-import { useI18n } from 'vue-i18n'
-
 const router = useRouter()
 const { t } = useI18n()
 </script>