docs: protected int logout(final Request request, final Response response)
      {
          // Clears the credentials
          request.setChallengeResponse(null);
          final CookieSetting credentialsCookie = this.getCredentialsCookie(request, response);
          credentialsCookie.setMaxAge(0);
          
          this.log.debug("calling attemptRedirect after logout");
          // Attempt to redirect
          this.attemptRedirect(request, response, null);
          
          return Filter.STOP;
      }