feat(purchase): 碳立方对接

liyong

2026-01-30 7cf629967fc8b4ac879ce223522b6ca6e1ea2933

 main-business/src/main/java/com/ruoyi/business/entity/PurchaseRegistration.java

@@ -88,4 +88,9 @@
     */
    @TableField(value = "registration_date")
    private LocalDate registrationDate;
    /**
     * 运费
     */
    @TableField(value = "freight")
    private BigDecimal freight;
}