fix(approve): 修复审批流程为空时的异常处理

liyong

2026-04-30 c2ad2126d6f8423e0a5e6e20bbb91ef6bb1cffc0

 src/main/java/com/ruoyi/production/service/ProductOrderService.java

@@ -21,4 +21,8 @@
    List<ProcessRoute> listProcessRoute(Long productModelId);

    List<ProductStructureDto> listProcessBom(Long orderId);

    Boolean addProductOrder(ProductOrder productOrder);

    Boolean delete(Long[] id);
}