}
        return Collections.emptyList();
    }

    /**
     * Clears all cached popular word lists.
     */
    public void clearCache() {
        cache.invalidateAll();
    }

    /**
     * Generates a cache key based on the provided parameters.
     *
     * @param seed the seed value
     * @param tags array of tags
     * @param roles array of roles

     * This forces the next access to reload configurations from the underlying services.
     */
    public void refresh() {
        crawlingConfigCache.invalidateAll();
    }

    /**
     * Stores a crawling configuration in the session-based storage with a unique identifier.
     * The generated session count ID combines the session ID with an incrementing counter.
     *