private static String newUrl(String scheme, int port) {
        return scheme + "://127.0.0.1:" + port;
    }
This uses {@link com.linecorp.armeria.spring.ArmeriaAutoConfiguration} for integration tests.
{@code application-autoConfTest.yml} will be loaded with minimal settings to make it work.
spring/boot3-actuator-autoconfigure/src/test/java/com/linecorp/armeria/spring/actuate/ArmeriaSpringActuatorAutoConfigurationTest.java