docs: public static void putResolvedMultifactorAuthenticationProviders(final RequestContext context,
                                                                       final Collection<MultifactorAuthenticationProvider> value) {
          val providerIds = value.stream().map(MultifactorAuthenticationProvider::getId).collect(Collectors.toSet());
          context.getConversationScope().put("resolvedMultifactorAuthenticationProviders", providerIds);
      }