fix 优化消费代码处理

Src/Dlhis.Canteen/Order/Controllers/OrdersController.cs

@@ -40,8 +40,8 @@ public class OrdersController : ControllerBase
     /// <returns></returns>
     [AllowAnonymous]
     [HttpPost]
-    public async Task AddAsync(OrderAddRequest request)
+    public async Task<OrderConsumeResponse> AddAsync(OrderAddRequest request)
     {
-        await _orderService.AddAsync(request);
+        return await _orderService.AddAsync(request);
     }
 }