code: private void prepareDockerCli() {
          clientConfig = createDefaultConfigBuilder()
                  .build();
  
          dockerCmdExecFactory = new JerseyDockerCmdExecFactory()
                  .withConnectTimeout(10 * 1000)
                  .withReadTimeout(100 * 1000);
  
          dockerClient = DockerClientBuilder.getInstance(clientConfig)
                  .withDockerCmdExecFactory(dockerCmdExecFactory)
                  .build();
      }
docs: Prepare cached DockerClient `dockerClient`.
  Pick system/file connection settings.