/**
 * Asks the user in the terminal to confirm one optional change.
 *
 * Note: `$` is used to indicate that this function is not a pure function - it reads the answer from stdin.
 *
 * @returns `true` when the user confirms, `false` when the user declines or the terminal is not interactive.
 * @private internal utility of `promptbookCli`
 */
export declare function $askForConfirmation(question: string): Promise<boolean>;