export function formatElapsed(secs) {
    if (secs < 60)
        return `${secs}s`;
    if (secs < 3600)
        return `${Math.floor(secs / 60)}m ${secs % 60}s`;
    const h = Math.floor(secs / 3600);
    const m = Math.floor((secs % 3600) / 60);
    return `${h}h ${m}m`;
}
