export function formatDate(date: string | Date): string {
  return new Intl.DateTimeFormat("en-US", {
    month: "short",
    day: "numeric",
    year: "numeric",
  }).format(new Date(date));
}

export function relativeTime(date: string | Date): string {
  const now = Date.now();
  const then = new Date(date).getTime();
  const diff = now - then;

  const seconds = Math.floor(diff / 1000);
  if (seconds < 60) return "just now";

  const minutes = Math.floor(seconds / 60);
  if (minutes < 60) return `${minutes}m ago`;

  const hours = Math.floor(minutes / 60);
  if (hours < 24) return `${hours}h ago`;

  const days = Math.floor(hours / 24);
  if (days < 7) return `${days}d ago`;

  return formatDate(date);
}