feat(sales): 添加销售台账产品库存判断功能

liyong

2026-01-20 23e8f3896a37b67d5d96fe10afcb3213bb73aad4

 src/main/java/com/ruoyi/purchase/pojo/ProductRecord.java

@@ -35,6 +35,11 @@
    private Long purchaseLedgerId;

    /**
     * 产品id
     */
    private Long saleLedgerProjectId;

    /**
     * 产品大类
     */
    private String productCategory;