添加设备在线率统计

huimv-admin/src/main/java/com/huimv/admin/controller/EnvDeviceOnlineController.java

@@ -7,6 +7,7 @@ import com.huimv.admin.common.utils.ResultCode;
 import com.huimv.admin.entity.EnvDeviceOnline;
 import com.huimv.admin.service.IEnvDeviceOnlineService;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.CrossOrigin;
 import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestMapping;
 
@@ -24,6 +25,7 @@ import java.util.Map;
  * @author author
  * @since 2023-03-02
  */
+@CrossOrigin
 @RestController
 @RequestMapping("/envDeviceOnline")
 public class EnvDeviceOnlineController {