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/collaborativeApproval/dto/SealApplicationManagementDTO.java

@@ -8,4 +8,7 @@
    private String createUserName;
    //所属部门
    private String department;

    //审批人
    private String approveUserName;
}