refactor: move script over template

src/pages/[...all].vue

@@ -1,11 +1,11 @@
+<script setup lang="ts">
+import { useI18n } from 'vue-i18n'
+
+const { t } = useI18n()
+</script>
+
 <template>
   <div>
     {{ t('not-found') }}
   </div>
 </template>
-
-<script setup lang='ts'>
-import { useI18n } from 'vue-i18n'
-
-const { t } = useI18n()
-</script>