refactor: 统一 setup 格式

src/views/system/post/index.vue

@@ -111,7 +111,7 @@
   <!-- 表单弹窗：添加/修改 -->
   <PostForm ref="formRef" @success="getList" />
 </template>
-<script setup lang="ts">
+<script lang="ts" setup>
 import { DICT_TYPE, getIntDictOptions } from '@/utils/dict'
 import { dateFormatter } from '@/utils/formatTime'
 import download from '@/utils/download'