di.setClassLoader(getClass().getClassLoader());
di.setContextPath("/auth");
di.setDeploymentName("Keycloak");
di.setDefaultServletConfig(new DefaultServletConfig(true));
di.addWelcomePage("theme/welcome/keycloak/resources/index.html");
FilterInfo filter = Servlets.filter("SessionFilter", KeycloakSessionServletFilter.class);
di.addFilter(filter);
di.addFilterUrlMapping("SessionFilter", "/*", DispatcherType.REQUEST);