export type AllowedLocales = 'cs' | 'de' | 'en-US' | 'en' | 'es' | 'fr' | 'it' | 'ja' | 'ko' | 'pt-BR' | 'pt' | 'ro' | 'ru' | 'tr' | 'zh';
/**
 * return the detected language.
 * @returns {string} ISO 369 language code
 */
export declare function detectLanguage(): string | undefined;