fix(ops): 修复派单时未更新工单 assigneeId 的问题

工单派发（PENDING -> DISPATCHED）时，更新工单表的 assigneeId 字段，
确保 BadgeDeviceStatusEventListener 能正确获取执行人设备ID并更新 Redis 缓存。

Co-Authored-By: Claude (MiniMax-M2.1) <noreply@anthropic.com>

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

@@ -151,6 +151,16 @@ public class OrderLifecycleManagerImpl implements OrderLifecycleManager {
         // 设置目标状态
         request.setTargetStatus(WorkOrderStatusEnum.DISPATCHED);
 
+        // 派单时更新工单的 assigneeId（从 PENDING -> DISPATCHED）
+        if (request.getAssigneeId() != null) {
+            OpsOrderDO order = opsOrderMapper.selectById(request.getOrderId());
+            if (order != null && order.getAssigneeId() == null) {
+                order.setAssigneeId(request.getAssigneeId());
+                opsOrderMapper.updateById(order);
+                log.debug("派发时更新工单执行人: orderId={}, assigneeId={}", request.getOrderId(), request.getAssigneeId());
+            }
+        }
+
         // 执行状态转换
         return transition(request);
     }