export type TimeFormat = 'time' | 'relative' | 'full';
/**
 * Format a date as relative time (e.g., "5m ago", "2h ago").
 * Falls back to full format after 7 days.
 */
declare function relative(date: Date | string): string;
/**
 * Format a date as HH:MM:SS timestamp (local time).
 */
declare function time(date: Date | string): string;
/**
 * Format a date as "Mon DD HH:MM" (e.g., "Dec 28 10:23").
 */
declare function full(date: Date | string): string;
/**
 * Unified timestamp formatter with three modes:
 * - 'time': HH:MM:SS (for watch activity log)
 * - 'relative': "2m ago", "3d ago" (for results table)
 * - 'full': "Dec 28 10:23" (for older items)
 */
declare function formatTimestamp(date: Date | string, format: TimeFormat): string;
export declare const formatTime: {
    relative: typeof relative;
    time: typeof time;
    timestamp: typeof time;
    full: typeof full;
    formatTimestamp: typeof formatTimestamp;
};
export {};