feat(礼品卡管理): 添加礼品卡选择、绑定、激活及列表功能

- 在购物车API中新增选择礼品卡的接口
- 在促销API中添加获取、绑定和激活礼品卡的接口
- 在订单详情和支付页面中展示礼品卡抵扣信息
- 新增“我的礼品卡”页面，支持礼品卡的查看、绑定和激活功能
- 更新路由配置以支持礼品卡相关页面

manager/src/router/router.js

@@ -224,6 +224,41 @@ export const otherRouter = {
       name: "manager-coupon",
       component: () => import("@/views/promotions/coupon/coupon.vue")
     },
+    {
+      path: "promotions/gift-card-cash",
+      title: "礼品卡",
+      name: "manager-gift-card-cash",
+      component: () =>
+        import("@/views/promotions/gift-card-cash/gift-card-cash-activity.vue")
+    },
+    {
+      path: "promotions/add-gift-card-cash-activity",
+      title: "添加礼品卡",
+      name: "add-gift-card-cash-activity",
+      component: () =>
+        import("@/views/promotions/gift-card-cash/gift-card-cash-activity-add.vue")
+    },
+    {
+      path: "promotions/edit-gift-card-cash-activity",
+      title: "编辑礼品卡",
+      name: "edit-gift-card-cash-activity",
+      component: () =>
+        import("@/views/promotions/gift-card-cash/gift-card-cash-activity-add.vue")
+    },
+    {
+      path: "promotions/gift-card-cash-records",
+      title: "礼品卡记录",
+      name: "gift-card-cash-records",
+      component: () =>
+        import("@/views/promotions/gift-card-cash/gift-card-cash-records.vue")
+    },
+    {
+      path: "promotions/gift-card-cash-batch-credentials",
+      title: "制卡批次卡密",
+      name: "gift-card-cash-batch-credentials",
+      component: () =>
+        import("@/views/promotions/gift-card-cash/gift-card-cash-batch-credentials.vue")
+    },
     {
       path: "promotions/coupon-receive",
       title: "优惠券领取记录",