fix(service): 修复空列表处理避免空指针异常

buhuazhen

2026-04-22 252766e40f844145579317509cf5136a8e6d2de4

 src/main/java/com/ruoyi/sales/dto/InvoiceRegistrationDto.java

@@ -23,4 +23,7 @@
    @ApiModelProperty(name = "合同金额")
    private BigDecimal contractAmount;

    @ApiModelProperty(name = "未开票金额")
    private BigDecimal noInvoiceAmountTotal;

}