export const LOCALES = ['pt', 'en'] as const;
export type Locale = (typeof LOCALES)[number];
export const DEFAULT_LOCALE: Locale = 'pt';
export const LOCALE_LABELS: Record<Locale, string> = { pt: 'PT', en: 'EN' };

export function isLocale(v: string | undefined): v is Locale {
  return !!v && (LOCALES as readonly string[]).includes(v);
}