code: @Bean
      public ArmeriaClientConfigurator armeriaClientConfigurator(ClientFactory clientFactory) {
          // Customize the client using the given HttpClientBuilder. For example:
          return builder -> {
              // Use a circuit breaker for each remote host.
              final CircuitBreakerStrategy strategy = CircuitBreakerStrategy.onServerErrorStatus();
              builder.decorator(new CircuitBreakerHttpClientBuilder(strategy).newDecorator());
  
              // Set a custom client factory.
              builder.factory(clientFactory);
          };
      }
docs: A user can configure a {@link Client} by providing an {@link ArmeriaClientConfigurator} bean.