const defaultOptions: Intl.DateTimeFormatOptions = {
  month: "short",
  day: "numeric",
};

export function formatDate(iso: string, opts?: Intl.DateTimeFormatOptions): string {
  const date = iso.endsWith("Z") ? new Date(iso) : new Date(iso + "Z");
  return date.toLocaleDateString(undefined, opts ?? defaultOptions);
}