feat: 添加订单详情和退款功能，更新用户角色管理，增强超级管理员鉴权

frontend/superadmin/src/service/OrderService.js

@@ -71,5 +71,20 @@ export const OrderService = {
     },
     async getOrderStatistics() {
         return requestJson('/super/v1/orders/statistics');
+    },
+    async getOrderDetail(orderID) {
+        if (!orderID) throw new Error('orderID is required');
+        return requestJson(`/super/v1/orders/${orderID}`);
+    },
+    async refundOrder(orderID, { force, reason, idempotency_key } = {}) {
+        if (!orderID) throw new Error('orderID is required');
+        return requestJson(`/super/v1/orders/${orderID}/refund`, {
+            method: 'POST',
+            body: {
+                force: Boolean(force),
+                reason,
+                idempotency_key
+            }
+        });
     }
 };

frontend/superadmin/src/service/UserService.js

@@ -77,6 +77,11 @@ export const UserService = {
             throw error;
         }
     },
+    async updateUserRoles({ userID, roles }) {
+        if (!userID) throw new Error('userID is required');
+        if (!Array.isArray(roles) || roles.length === 0) throw new Error('roles is required');
+        return requestJson(`/super/v1/users/${userID}/roles`, { method: 'PATCH', body: { roles } });
+    },
     async getUserStatistics() {
         try {
             const data = await requestJson('/super/v1/users/statistics');