proposal-system/web/src/lib/format.ts

export function formatCurrency(amount: number): string {
  return new Intl.NumberFormat('en-US', { style: 'currency', currency: 'USD' }).format(amount);
}

export function formatDate(iso: string): string {
  return new Date(iso).toLocaleDateString('en-US', { month: 'short', day: 'numeric', year: 'numeric' });
}

export function formatDateTime(iso: string | null): string {
  if (!iso) return '-';
  return new Date(iso).toLocaleString('en-US', {
    month: 'short',
    day: 'numeric',
    year: 'numeric',
    hour: 'numeric',
    minute: '2-digit',
  });
}