feat: 新增选项操作功能并优化问卷设计页面

- 新增 OptionAction 组件用于选项操作
- 更新 BaseSelect 组件，集成 OptionAction 功能
- 优化 Paging 组件样式
- 调整 Design 页面布局和样式

components.d.ts

@@ -14,12 +14,15 @@ declare module 'vue' {
     VanCellGroup: typeof import('vant/es')['CellGroup']
     VanCheckbox: typeof import('vant/es')['Checkbox']
     VanCheckboxGroup: typeof import('vant/es')['CheckboxGroup']
+    VanDialog: typeof import('vant/es')['Dialog']
     VanDivider: typeof import('vant/es')['Divider']
     VanField: typeof import('vant/es')['Field']
     VanIcon: typeof import('vant/es')['Icon']
+    VanPopup: typeof import('vant/es')['Popup']
     VanSearch: typeof import('vant/es')['Search']
     VanSwitch: typeof import('vant/es')['Switch']
     VanTabbar: typeof import('vant/es')['Tabbar']
     VanTabbarItem: typeof import('vant/es')['TabbarItem']
+    YLSelect: typeof import('./src/components/YLSelect.vue')['default']
   }
 }