refactor(client):优化设备管理与登录逻辑

- 移除冗余的日志记录器声明
- 简化设备心跳接口，合并注册与更新逻辑
- 调整设备数量限制检查逻辑，提高代码可读性
- 修改默认设备数量限制从3台调整为1台- 更新客户端登出提示文案- 固定启动窗口尺寸并移除延迟启动逻辑
- 调整设备移除时的消息提示内容

erp_client_sb/src/main/java/com/tashow/erp/service/impl/AmazonScrapingServiceImpl.java

@@ -27,7 +27,6 @@ import java.util.concurrent.ConcurrentHashMap;
  */
 @Service
 public class AmazonScrapingServiceImpl implements IAmazonScrapingService, PageProcessor {
-    private static final Logger logger = LoggerFactory.getLogger(AmazonScrapingServiceImpl.class);
     @Autowired
     private AmazonProductRepository amazonProductRepository;
     @Autowired
@@ -102,7 +101,7 @@ public class AmazonScrapingServiceImpl implements IAmazonScrapingService, PagePr
     @Override
     public List<AmazonProductEntity> batchGetProductInfo(List<String> asinList, String batchId, String region) {
         String sessionId = (batchId != null) ? batchId : "SINGLE_" + UUID.randomUUID();
-        LocalDateTime batchTime = LocalDateTime.now(); // 统一的批次时间
+        LocalDateTime batchTime = LocalDateTime.now();
 
         // 第一步：清理1小时前的所有旧数据
         amazonProductRepository.deleteAllDataBefore(LocalDateTime.now().minusHours(1));