fix(ops): 完善手动取消工单接口的状态机、校验和事件处理

- 状态机允许 ARRIVED→CANCELLED，与业务枚举 canCancel() 保持一致
- cancelOrder 增加已取消幂等返回，已完成改用 ServiceException
- cancelOrder 构建请求时传递 assigneeId 确保事件链路完整
- CleanOrderEventListener 新增 handleCancelled：记录扩展表取消时间、
  自动调度下一个等待任务；业务日志由 LifecycleManager 统一记录

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

viewsh-module-ops/viewsh-module-ops-biz/src/main/java/com/viewsh/module/ops/core/lifecycle/OrderLifecycleManagerImpl.java

@@ -309,6 +309,7 @@ public class OrderLifecycleManagerImpl implements OrderLifecycleManager {
                 .operatorType(operatorType)
                 .operatorId(operatorId)
                 .reason(reason)
+                .assigneeId(order != null ? order.getAssigneeId() : null)
                 .build();
 
         // 执行状态转换

viewsh-module-ops/viewsh-module-ops-biz/src/main/java/com/viewsh/module/ops/service/fsm/OrderStateMachine.java

@@ -78,7 +78,8 @@ public class OrderStateMachine {
             // 作业中
             WorkOrderStatusEnum.ARRIVED, Set.of(
                     WorkOrderStatusEnum.PAUSED,       // 暂停作业
-                    WorkOrderStatusEnum.COMPLETED     // 完成作业
+                    WorkOrderStatusEnum.COMPLETED,    // 完成作业
+                    WorkOrderStatusEnum.CANCELLED     // 取消作业
             ),
 
             // 暂停状态

viewsh-module-ops/viewsh-module-ops-biz/src/main/java/com/viewsh/module/ops/service/order/OpsOrderServiceImpl.java

@@ -1,5 +1,6 @@
 package com.viewsh.module.ops.service.order;
 
+import com.viewsh.framework.common.exception.ServiceException;
 import com.viewsh.framework.common.pojo.PageResult;
 import com.viewsh.framework.common.util.object.BeanUtils;
 import com.viewsh.module.ops.core.lifecycle.OrderLifecycleManager;
@@ -274,12 +275,18 @@ public class OpsOrderServiceImpl implements OpsOrderService {
             throw new RuntimeException("工单不存在: " + orderId);
         }
 
-        // 2. 校验：已完成的工单不能取消
-        if (WorkOrderStatusEnum.COMPLETED.getStatus().equals(order.getStatus())) {
-            throw new RuntimeException("已完成的工单不能取消");
+        // 2. 校验：已取消的工单幂等返回
+        if (WorkOrderStatusEnum.CANCELLED.getStatus().equals(order.getStatus())) {
+            log.info("工单已处于取消状态，幂等返回: orderId={}", orderId);
+            return;
         }
 
-        // 3. 委托给 OrderLifecycleManager 处理（确保工单和队列状态同步）
+        // 3. 校验：已完成的工单不能取消
+        if (WorkOrderStatusEnum.COMPLETED.getStatus().equals(order.getStatus())) {
+            throw new ServiceException(400, "已完成的工单不能取消");
+        }
+
+        // 4. 委托给 OrderLifecycleManager 处理（确保工单和队列状态同步）
         orderLifecycleManager.cancelOrder(orderId, operatorId, operatorType, reason);
 
         log.info("取消工单成功: orderId={}, reason={}", orderId, reason);