feat: 添加内容创建时间字段，优化内容列表和详情视图；添加创作者内容列表接口；优化上传和删除功能

frontend/portal/src/api/content.js

@@ -2,6 +2,11 @@ import { request } from '../utils/request';
 
 export const contentApi = {
     list: (params) => {
+        if (params.tenantId) {
+            const { tenantId, ...rest } = params;
+            const qs = new URLSearchParams(rest).toString();
+            return request(`/creators/${tenantId}/contents?${qs}`);
+        }
         const qs = new URLSearchParams(params).toString();
         return request(`/contents?${qs}`);
     },