import type { ChatLabels } from '../i18n';
/**
 * Single source of truth for which locales ship a built-in UI translation. Adding a language:
 *   1. add its code here
 *   2. create src/locales/<code>.ts exporting `Partial<ChatLabels>`, add it to `translations`
 *      below (a missing entry is a compile error, since the record is typed over this tuple)
 *   3. add its `dayjs/locale/<code>` import and an entry to the exhaustiveness map in
 *      dayjsLocales.ts (also a compile error if skipped)
 */
export declare const SUPPORTED_LOCALES: readonly ["es", "fr", "de", "ru", "zh", "ar", "pt", "ja", "ko", "it", "tr", "hi", "nl", "pl", "id"];
export type SupportedLocale = typeof SUPPORTED_LOCALES[number];
export declare const translations: Record<SupportedLocale, Partial<ChatLabels>>;
/**
 * Map a BCP-47 tag (e.g. "pt-BR", "fr", "FR-ca") to one of our bundled locales, if any.
 * Shared by `resolveLabels` and available to anything else that needs the same
 * tag -> bundled-locale matching (e.g. picking a dayjs locale from the same set).
 */
export declare function matchSupportedLocale(locale: string | undefined): SupportedLocale | undefined;
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