feat(sales): 按年月格式优化销售合同编号生成规则

buhuazhen

2026-03-31 8114cb3d085e64ad82ccb1274816831d131a8683

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

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

    AjaxResult importData(MultipartFile file);

    PurchaseLedgerDto getPurchaseByCode(PurchaseLedgerDto purchaseLedgerDto);
}