docs: @Override
      public void stop() {
          if(isStarted.compareAndSet(true,false)){
              ScheduledExecutorService healthCheck = healthCheckService.getAndSet(newHealthCheckService());
              healthCheck.shutdown();
              LOGGER.info("the SD API RegistryHealth Check Task has stopped.");
              ScheduledExecutorService heartbeat = heartbeatService.getAndSet(newHeartbeatService());
              heartbeat.shutdown();
              LOGGER.info("the SD API Heartbeat Task has stopped.");
          }
      }