@Bean
    @ConditionalOnMissingBean(ArmeriaReactiveWebServerFactory.class)
    public ArmeriaReactiveWebServerFactory armeriaReactiveWebServerFactory(
            ConfigurableListableBeanFactory beanFactory, Environment environment) {
        return new ArmeriaReactiveWebServerFactory(beanFactory, environment);
    }
Returns a new {@link ArmeriaReactiveWebServerFactory} bean instance.
spring/boot3-webflux-autoconfigure/src/main/java/com/linecorp/armeria/spring/web/reactive/ArmeriaReactiveWebServerFactoryAutoConfiguration.java