feat(ECR-014): MembershipPlan 套餐配置并 Closed

membership_plans 表、admin 套餐页、Grant/CreateOrder 读表；
Loop continuous 自动 Approve/Closed。Next：ECR-015 RedemptionCode。

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

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

@@ -15,6 +15,7 @@ const router = createRouter({
         { path: 'users', name: 'users', component: () => import('@/pages/UsersPage.vue') },
         { 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: 'audit', name: 'audit', component: () => import('@/pages/AuditPage.vue') },
       ],
     },