@Override
    public JettyServiceBuilder httpConfiguration(HttpConfiguration httpConfiguration) {
        return (JettyServiceBuilder) super.httpConfiguration(httpConfiguration);
    }
Adds the specified {@link HandlerWrapper} to the Jetty {@link Server}.

@see Server#insertHandler(HandlerWrapper)
jetty/jetty9/src/main/java/com/linecorp/armeria/server/jetty/JettyServiceBuilder.java