feat(ai): 添加 AI 用户表相关实体、Mapper 和服务接口

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2025-08-04 e77b625c6cdcc3ca4741c05a6820a9e226224337

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

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


}