feat(h5): add pull-to-refresh on user partner and shop pages

Share PullToRefresh for partner/shop H5; enable Taro pull-down on mini-user lists.

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

apps/mini-user/src/pages/benefit/index.tsx

@@ -1,6 +1,6 @@
-import { useEffect, useState } from 'react';
+import { useCallback, useEffect, useState } from 'react';
 import { View, Text } from '@tarojs/components';
-import Taro, { useDidShow } from '@tarojs/taro';
+import Taro, { useDidShow, usePullDownRefresh } from '@tarojs/taro';
 import PageShell from '../../components/PageShell';
 import UserTabBar, { shouldRenderPageTabBar, syncTabBarSelected } from '../../components/UserTabBar';
 import { goLogin } from '../../lib/auth-nav';
@@ -44,9 +44,9 @@ export default function BenefitPage() {
     syncTabBarSelected(2);
   });
 
-  useEffect(() => {
-    if (!loggedIn) return;
-    Promise.all([
+  const loadBenefit = useCallback(() => {
+    if (!loggedIn) return Promise.resolve();
+    return Promise.all([
       request<BenefitSummary>('/benefit/summary'),
       request<CouponItem[]>('/benefit/coupons'),
     ])
@@ -57,6 +57,14 @@ export default function BenefitPage() {
       .catch((e) => toast(e instanceof Error ? e.message : '加载失败'));
   }, [loggedIn]);
 
+  useEffect(() => {
+    void loadBenefit();
+  }, [loadBenefit]);
+
+  usePullDownRefresh(() => {
+    void loadBenefit().finally(() => Taro.stopPullDownRefresh());
+  });
+
   const available = coupons.filter((c) => c.status === 'ACTIVE' && c.balance > 0);
   const history = coupons.filter((c) => c.status === 'USED_UP' || c.status === 'VOID');
   const visible = tab === 'available' ? available : history;