import type { AccountConfig } from "./accounts.js";
import type { MailProvider } from "./providers/interface.js";
export interface ProviderHooks {
    /** IMAP connections time out after ~30 min idle and emit `close`; the server uses this to evict its cache. */
    onImapClose?: () => void;
}
export declare function createProvider(alias: string, config: AccountConfig, configDir: string, hooks?: ProviderHooks): Promise<MailProvider>;