export function fmtDateTime(d) {
  if (!d) return "";
  try {
    const dt = new Date(d);
    const datePart = dt.toLocaleDateString("sl-SI", {
      year: "numeric",
      month: "2-digit",
      day: "2-digit",
    });
    const timePart = dt.toLocaleTimeString("sl-SI", {
      hour: "2-digit",
      minute: "2-digit",
      hour12: false,
    });
    return `${datePart} ${timePart}`;
  } catch (e) {
    return String(d);
  }
};