export function getServerTimingHeader(timeTaken: Record<string, number | null | undefined>) {
  const headerParts = Object.entries(timeTaken)
    .map(([key, value]) => {
      if (value !== null && value !== undefined) {
        return `${key};dur=${value}`;
      }
      return null;
    })
    .filter(Boolean);

  return headerParts.join(", ");
}