Hystrix dashboard cannot find hystrix Stream solution

1、 problem
Hystrix Dashboard Unable to open hystrix.stream：

2、 resolvent
Inject... In the startup class ServletRegistrationBean：

package com.chaoyue.consumer;

import com.netflix.hystrix.contrib.metrics.eventstream.HystrixMetricsStreamServlet;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.web.servlet.ServletRegistrationBean;
import org.springframework.cloud.netflix.eureka.EnableEurekaClient;
import org.springframework.cloud.netflix.hystrix.dashboard.EnableHystrixDashboard;
import org.springframework.cloud.openfeign.EnableFeignClients;
import org.springframework.context.annotation.Bean;

@SpringBootApplication
@EnableEurekaClient
@EnableFeignClients
@EnableHystrixDashboard
public class ConsumerApplication {
    

    public static void main(String[] args) {
    
        SpringApplication.run(ConsumerApplication.class, args);
    }

    @Bean
    public ServletRegistrationBean getServlet(){
    
        HystrixMetricsStreamServlet streamServlet = new HystrixMetricsStreamServlet();
        ServletRegistrationBean registrationBean = new ServletRegistrationBean(streamServlet);
        registrationBean.setLoadOnStartup(1);
        registrationBean.addUrlMappings("/hystrix.stream");
        registrationBean.setName("HystrixMetricsStreamServlet");
        return registrationBean;
    }
}