✨ 列表导出补齐创建人创建时间，并修复组织类型提交

多模块列表与导出展示创建人、创建时间；组织类型强制提交数字编码，避免中文 dictKey 反序列化失败。

Co-authored-by: Cursor <cursoragent@cursor.com>

src/views/business/contract-manage.vue

@@ -1017,7 +1017,7 @@ import { getDeptTree } from '@/api/system/dept';
 import { getDictionary as getSystemDictionary } from '@/api/system/dict';
 import { getDictionary as getBizDictionary } from '@/api/system/dictbiz';
 import { config, option } from '@/option/business/contract-manage';
-import { getToken } from '@/utils/auth';
+import { getToken, isAdministrator } from '@/utils/auth';
 import { downloadFileByUrl, downloadXls } from '@/utils/util';
 import { submitMkApprovalFlow } from '@/utils/mk-approval';
 import BillingPlanEditor from './components/billing-plan-editor.vue';
@@ -1312,10 +1312,7 @@ export default {
       return { addBtn: this.canCreate };
     },
     isAdmin() {
-      const authority = this.userInfo?.authority;
-      return Array.isArray(authority)
-        ? authority.includes('admin')
-        : String(authority || '').includes('admin');
+      return isAdministrator(this.userInfo);
     },
     canCreate() {
       return this.hasPermission(`${this.config.permission}_add`);