修改购物卡详情价格字段为amount

nightFragrance-massage/src/main/java/com/ylx/giftCard/domain/vo/GiftCardDetailVO.java

@@ -18,7 +18,7 @@ public class GiftCardDetailVO {
     private String name;
 
     @ApiModelProperty("价格（单位：元，保留两位小数）")
-    private BigDecimal price; // 建议用 BigDecimal 避免浮点误差
+    private BigDecimal amount; // 建议用 BigDecimal 避免浮点误差
 
     @ApiModelProperty("适用范围描述")
     private String scopeDesc = "全平台可用";