贴皮优化数据源校验修复

cf-module-prod-executor/cf-module-prod-executor-biz/src/main/java/com/cf/imes/module/executor/service/veneer/VeneerOptimizePlanServiceImpl.java

@@ -107,7 +107,8 @@ public class VeneerOptimizePlanServiceImpl implements VeneerOptimizePlanService
         // 首次优化加载全部正常贴皮；再次优化只加载新增未优化贴皮，并合并多加工组重复记录。
         List<VeneerOptimizePlateRespVO> plates = mergePlateDetails(
                 veneerOptimizePlanMapper.selectPlateList(planId, optimized));
-        if (CollUtil.isEmpty(plates) && CollUtil.isEmpty(pendingDeleteVeneerNos)) {
+        // 首次优化必须存在源贴皮；再次进入时允许既无新增也无待删除，表示排版无需变更。
+        if (!optimized && CollUtil.isEmpty(plates)) {
             throw new ServiceException(VENEER_OPTIMIZE_PLATE_EMPTY);
         }