fix(admin): 修复导航品类/轮播图/优惠券/充值阶梯列表因响应结构判断错误显示为空

- axios 响应拦截器已解包为 { code, data }，列表在 res.data，原页面误取 res.data.data 导致空列表

- 四个页面统一兼容数组与旧嵌套结构；已重新构建并部署后台，线上 nav-categories 返回 10 条

admin/arco-design-pro-vite/src/views/banner/manage/index.vue

@@ -295,11 +295,8 @@
     loading.value = true;
     try {
       const res: any = await axios.get('/api/admin/banners');
-      if (res && res.code === 20000) {
-        bannerList.value = res.data.data;
-      } else if (Array.isArray(res.data)) {
-        bannerList.value = res.data;
-      }
+      // 响应拦截器已解包为 { code, data }；列表在 res.data，兼容旧结构 res.data.data
+      bannerList.value = Array.isArray(res) ? res : (Array.isArray(res?.data) ? res.data : (res?.data?.data || []));
     } catch (err: any) {
       Message.error(err.response?.data?.message || '获取轮播图列表失败');
     } finally {

admin/arco-design-pro-vite/src/views/banner/nav-category/index.vue

@@ -259,11 +259,8 @@
     loading.value = true;
     try {
       const res: any = await axios.get('/api/admin/nav-categories');
-      if (res && res.code === 20000) {
-        categoryList.value = res.data.data;
-      } else if (Array.isArray(res.data)) {
-        categoryList.value = res.data;
-      }
+      // 响应拦截器已解包为 { code, data }；列表在 res.data，兼容旧结构 res.data.data
+      categoryList.value = Array.isArray(res) ? res : (Array.isArray(res?.data) ? res.data : (res?.data?.data || []));
     } catch (err: any) {
       Message.error(err.response?.data?.message || '获取金刚区品类列表失败');
     } finally {

admin/arco-design-pro-vite/src/views/finance/coupons/index.vue

@@ -237,11 +237,8 @@
     loading.value = true;
     try {
       const res: any = await axios.get('/api/admin/coupons');
-      if (res && res.code === 20000) {
-        couponList.value = res.data.data;
-      } else if (Array.isArray(res.data)) {
-        couponList.value = res.data;
-      }
+      // 响应拦截器已解包为 { code, data }；列表在 res.data，兼容旧结构 res.data.data
+      couponList.value = Array.isArray(res) ? res : (Array.isArray(res?.data) ? res.data : (res?.data?.data || []));
     } catch (err: any) {
       Message.error(err.response?.data?.message || '获取优惠券列表失败');
     } finally {

admin/arco-design-pro-vite/src/views/finance/recharge-tiers/index.vue

@@ -174,11 +174,8 @@
     loading.value = true;
     try {
       const res: any = await axios.get('/api/admin/recharge-tiers');
-      if (res && res.code === 20000) {
-        tierList.value = res.data.data;
-      } else if (Array.isArray(res.data)) {
-        tierList.value = res.data;
-      }
+      // 响应拦截器已解包为 { code, data }；列表在 res.data，兼容旧结构 res.data.data
+      tierList.value = Array.isArray(res) ? res : (Array.isArray(res?.data) ? res.data : (res?.data?.data || []));
     } catch (err: any) {
       Message.error(err.response?.data?.message || '获取充值阶梯失败');
     } finally {