Link a React app using React-Router and bundled with Webpack to a Spring Boot app

WebConfiguration.java

package org.twinnation.site;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.config.annotation.ViewControllerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;


@Configuration
public class WebConfiguration {
	
	@Bean
	public WebMvcConfigurerAdapter forwardToIndex() {
		return new WebMvcConfigurerAdapter() {
			@Override
			public void addViewControllers(ViewControllerRegistry registry) {
				registry.addViewController("/").setViewName("forward:/index.html");
				registry.addViewController("/{spring:\\w+}").setViewName("forward:/");
				registry.addViewController("/**/{spring:\\w+}").setViewName("forward:/");
			}
		};
	}
	
}