统一后台 Table 分页：常开 10/20/50/100 条数切换

- 新增 admin-pagination 工具，标准列表与云触手记录分别配置
- 用户/审计等页补齐 showSizeChanger，避免 total≤50 时无法切换
- ConfigProvider 默认开启条数切换

apps/frontend/src/pages/admin/platform/AdminPlatformFulfillmentPage.tsx

@@ -55,6 +55,7 @@ import type {
   AdminKuaishouFeifeiProductRule,
 } from '@/types/admin'
 import { hasAdminRole } from '@/utils/admin-auth'
+import { buildAdminLocalTablePagination } from '@/utils/admin-pagination'
 
 type EditableOverrideRule = Omit<AdminCloudtentaclesOverrideRule, 'normalizedProductName'> & {
   normalizedProductName?: string
@@ -666,7 +667,7 @@ function KuaishouFeifeiFulfillmentPanel() {
           rowKey={(row) => row.id || `${row.productName}-${row.productCode}`}
           columns={columns}
           dataSource={rules}
-          pagination={{ pageSize: 20, showSizeChanger: true }}
+          pagination={buildAdminLocalTablePagination()}
           scroll={{ x: 920, y: 520 }}
           locale={{ emptyText: '暂无 kuaishou-feifei 商品映射' }}
           className="platform-section-gap"
@@ -1170,7 +1171,7 @@ function KuaishouCloudFulfillmentPanel() {
                   ),
                 },
               ]}
-              pagination={{ pageSize: 20, showSizeChanger: true }}
+              pagination={buildAdminLocalTablePagination()}
               scroll={{ x: 1000, y: 420 }}
               locale={{ emptyText: '当前账号暂无可展示商品' }}
             />

apps/frontend/src/pages/admin/platform/AdminPlatformShopsPage.tsx

@@ -77,6 +77,11 @@ import type {
   AdminScheduledJobsConfig,
 } from '@/types/admin'
 import { hasAdminRole } from '@/utils/admin-auth'
+import {
+  ADMIN_DEFAULT_PAGE_SIZE,
+  buildAdminLocalTablePagination,
+  buildAdminTablePagination,
+} from '@/utils/admin-pagination'
 import { formatAdminDateTime } from '@/utils/admin-time'
 
 type PlatformTab =
@@ -441,14 +446,12 @@ function NinetyonePanel({
         columns={columns}
         dataSource={data?.items || []}
         scroll={{ x: 1200 }}
-        pagination={{
+        pagination={buildAdminTablePagination({
           current: data?.page || 1,
-          pageSize: data?.pageSize || 20,
+          pageSize: data?.pageSize || ADMIN_DEFAULT_PAGE_SIZE,
           total: data?.total || 0,
-          showSizeChanger: true,
-          showTotal: (total) => `共 ${total} 条`,
           onChange: (nextPage, nextPageSize) => loadOrders(nextPage, nextPageSize),
-        }}
+        })}
       />
     </Card>
   )
@@ -1469,7 +1472,7 @@ function KuaishouFeifeiPlatformPanel({
           className="platform-section-gap"
           rowKey={(row) => row.id || row.productCode || row.productName}
           dataSource={source.productRules}
-          pagination={{ pageSize: 10, showSizeChanger: true }}
+          pagination={buildAdminLocalTablePagination()}
           scroll={{ x: 980 }}
           columns={[
             {