feat(form-create): 【ele/antd】新增 iframe 和省市区选择器组件

- 新增 iframe 网页嵌入组件，支持 URL 配置和实时预览
- 新增省市区三级联动选择器组件
- 支持 web-ele 和 web-antd 双版本

apps/web-ele/src/plugins/form-create/index.ts

@@ -34,8 +34,10 @@ import {
 
 // ======================= 自定义组件 =======================
 import { useApiSelect } from '#/components/form-create';
+import AreaSelect from '#/components/form-create/components/area-select.vue';
 import DeptSelect from '#/components/form-create/components/dept-select.vue';
 import DictSelect from '#/components/form-create/components/dict-select.vue';
+import IframeComponent from '#/components/form-create/components/iframe.vue';
 import { useImagesUpload } from '#/components/form-create/components/use-images-upload';
 import { Tinymce } from '#/components/tinymce';
 import { FileUpload, ImageUpload } from '#/components/upload';
@@ -60,6 +62,8 @@ const components = [
   UserSelect,
   DeptSelect,
   ApiSelect,
+  IframeComponent,
+  AreaSelect,
   ElAlert,
   ElTransfer,
   ElAside,