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/purchase/dto/PaymentLedgerDto.java

@@ -8,6 +8,8 @@
    // 供应商名称
    private String supplierName;

    private Long supplierId;

    // 开始日期
    private String startDate;