feat(service): 新增客户跟进附件处理服务实现

buhuazhen

2026-04-24 8da04121777dbb6f4880a1cfc1806474cddeb34b

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

@@ -21,4 +21,8 @@

    private List<CustomerFollowUpDto> followUpList;

    private String usageUserName;

    private String togetherUserNames;

}