fix: 修复多处表单验证与数据流转的缺陷，优化系统消息推送逻辑

hsy

2026-08-31 1704e30de33833817a5fce4c4ab0b94ac8ce1cc6

 src/main/java/com/ruoyi/basic/dto/CustomerDto.java

@@ -25,4 +25,8 @@

    private String togetherUserNames;

}
    /**
     * 共享用户ID列表
     */
    private List<Long> userIds;
}