import * as readline from 'node:readline/promises';
/** Log to stderr (used by all CLI commands) */
export declare function log(msg: string): void;
/** Open a URL in the default browser (fire-and-forget). Only http(s) URLs are allowed. */
export declare function openBrowser(url: string): void;
/**
 * If running in a TTY, listen for a single Enter keypress and open the
 * given URL in the default browser.  Returns a cleanup function that
 * removes the listener, or `undefined` when not in a TTY.
 */
export declare function promptEnterToOpenBrowser(url: string): (() => void) | undefined;
/** Prompt yes/no with default yes. Returns false on 'n', EOF, or error. */
export declare function promptYesNo(rl: readline.Interface, question: string): Promise<boolean>;
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