feat: 新增 TransportTaskStatusClient，用于同步回调 LMS/WMS 任务状态

nl-module-task/nl-module-task-server/src/main/java/cn/code/nl/module/task/client/TransportTaskStatusClient.java

@@ -0,0 +1,54 @@
+package cn.code.nl.module.task.client;
+
+import cn.code.nl.module.task.dto.TaskStatusCallbackReqDTO;
+import cn.code.nl.module.task.dto.TaskStatusCallbackRespDTO;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Qualifier;
+import org.springframework.http.HttpEntity;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.MediaType;
+import org.springframework.stereotype.Component;
+import org.springframework.web.client.RestTemplate;
+
+import jakarta.annotation.Resource;
+
+/**
+ * LMS/WMS 同步状态回调 HTTP 客户端
+ * 通过 Nacos 服务发现 + RestTemplate 调用目标服务
+ */
+@Slf4j
+@Component
+public class TransportTaskStatusClient {
+
+    @Resource
+    @Qualifier("loadBalancedRestTemplate")
+    private RestTemplate restTemplate;
+
+    /**
+     * 同步回调 LMS/WMS，通知任务状态变更（取货完成）
+     */
+    public TaskStatusCallbackRespDTO notifyStatus(TaskStatusCallbackReqDTO reqDTO) {
+        String serviceName = resolveServiceName(reqDTO.getOwnerService());
+        String url = "http://" + serviceName + "/rpc-api/transport-task/status-callback";
+
+        try {
+            HttpHeaders headers = new HttpHeaders();
+            headers.setContentType(MediaType.APPLICATION_JSON);
+            HttpEntity<TaskStatusCallbackReqDTO> request = new HttpEntity<>(reqDTO, headers);
+
+            TaskStatusCallbackRespDTO resp = restTemplate.postForObject(url, request, TaskStatusCallbackRespDTO.class);
+            log.info("同步回调 {} 成功, taskId={}", serviceName, reqDTO.getTaskId());
+            return resp != null ? resp : TaskStatusCallbackRespDTO.success();
+        } catch (Exception e) {
+            log.error("同步回调 {} 失败, taskId={}, error={}", serviceName, reqDTO.getTaskId(), e.getMessage(), e);
+            return TaskStatusCallbackRespDTO.fail(e.getMessage());
+        }
+    }
+
+    private String resolveServiceName(String ownerService) {
+        if ("WMS".equalsIgnoreCase(ownerService)) {
+            return "wms-server";
+        }
+        return "lms-server";
+    }
+}