docs: private static void buildHttpClient() {
  
          RequestConfig globalConfig =
                  RequestConfig.custom().setConnectTimeout(5000)
                          .setSocketTimeout(5000).build();
          CloseableHttpClient httpclient =
                  HttpClients.custom().setKeepAliveStrategy(new HttpClientKeepAliveStrategy())
                          .setDefaultRequestConfig(globalConfig).build();
          HttpClientUtil.httpclient = httpclient;
      }