fix some bugs

src/model/order.ts

@@ -2,6 +2,11 @@ import type { Customer } from '@/model/customer'
 
 export interface Order {
   amount?: number
+  amount_display?: number
+  amount_unit?: string
+  order_metal_id?: number
+  order_metal_label?: string
+  metal_prices?: Record<string, number>
   created_at?: string
   customer?: Customer
   customer_id?: number