type LoggerMethod = (...args: unknown[]) => void;
export declare const cliLogger: {
    debug: LoggerMethod;
    info: LoggerMethod;
    warn: LoggerMethod;
    error: LoggerMethod;
    child: (_context: Record<string, unknown>) => typeof cliLogger;
    component: (_name: string) => typeof cliLogger;
};
export declare const VERSION: string;
export declare const DEFAULT_DEV_SERVER_PORT = 3000;
export declare function formatBytes(bytes: number): string;
export declare function isTTY(): boolean;
export declare function showHeader(): void;
/** @deprecated Use {@link showHeader}. */
export declare const showLogo: typeof showHeader;
export declare function logSuccess(message: string): void;
export declare function logError(message: string): void;
export declare function logWarning(message: string): void;
export declare function logUsageError(message: string, hint?: string): void;
export declare function logInfo(message: string): void;
export declare function registerTerminationSignals(handler: (signal: "SIGINT" | "SIGTERM") => void | Promise<void>): void;
export declare function setVerboseMode(enabled: boolean): void;
export declare function setQuietMode(enabled: boolean): void;
export declare function isVerbose(): boolean;
export declare function isQuiet(): boolean;
export declare function promptUser(message: string): Promise<string>;
/**
 * Prompts for a value with hidden input (shows * for each character).
 * Uses synchronous byte-by-byte reading to avoid conflicts with globalThis.prompt.
 */
export declare function promptPassword(message: string): string;
export declare function confirmPrompt(message: string, defaultValue?: boolean): Promise<boolean>;
export declare function ensureConfirmPromptAvailable(options: {
    interactive: boolean;
    stdoutTTY: boolean;
}): void;
/** Exit the process with the given code. */
export declare function exitProcess(code: number): void;
export {};
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