@Bean
		@ConditionalOnMissingBean(EurekaHttpClient.class)
		public WebClientEurekaHttpClient configDiscoveryWebClientEurekaHttpClient(EurekaClientConfigBean config,
				ObjectProvider<WebClient.Builder> builder, Environment env) {
			return (WebClientEurekaHttpClient) new WebClientTransportClientFactory(builder::getIfAvailable)
				.newClient(HostnameBasedUrlRandomizer.randomEndpoint(config, env));
		}
@deprecated {@link RestTemplate}-based implementation to be removed in favour
of {@link RestClient}-based implementation.
spring-cloud-netflix-eureka-client/src/main/java/org/springframework/cloud/netflix/eureka/config/EurekaConfigServerBootstrapConfiguration.java