feat(ECR-015): RedemptionCode 兑换码并 Closed

批次生成/作废、C 端兑码延长会员；admin-h5 /codes。
Loop continuous。Next：ECR-016 UserIntelligence。

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

apps/admin-h5/src/router/index.ts

@@ -16,6 +16,7 @@ const router = createRouter({
         { path: 'users/:id', name: 'user', component: () => import('@/pages/UserDetailPage.vue') },
         { path: 'orders', name: 'orders', component: () => import('@/pages/OrdersPage.vue') },
         { path: 'plans', name: 'plans', component: () => import('@/pages/MembershipPlansPage.vue') },
+        { path: 'codes', name: 'codes', component: () => import('@/pages/RedemptionPage.vue') },
         { path: 'audit', name: 'audit', component: () => import('@/pages/AuditPage.vue') },
       ],
     },