feat(production): 更新工艺路线数据结构并实现反向新增功能

liyong

2026-04-23 d391cb25460566aac81548c28c673912048caff3

 src/main/java/com/ruoyi/purchase/service/IPurchaseLedgerService.java

@@ -43,4 +43,6 @@
    String getPurchaseNo();

    AjaxResult importData(MultipartFile file);

    PurchaseLedgerDto getPurchaseByCode(PurchaseLedgerDto purchaseLedgerDto);
}