feat(mall): 添加USDT支付功能和相关服务

Administrator

2026-06-13 befbb28b2810ed108d2744bceee2bb9b3edaa9bc

 src/main/java/cc/mrbird/febs/mall/entity/MallGoodsCoupon.java

@@ -26,5 +26,4 @@
    //减免金额
    private BigDecimal realAmount;


}