Function formatDuration

src/components/CronJobCard.tsx:141–148

(durationMs?: number | null)

}

function formatDuration(durationMs?: number | null): string {
  if (typeof durationMs !== "number" || Number.isNaN(durationMs)) {
    return "—";
  }
  if (durationMs < 1000) return `${durationMs}ms`;
  if (durationMs < 60000) return `${(durationMs / 1000).toFixed(1)}s`;
  return `${(durationMs / 60000).toFixed(1)}m`;
}

function getToneStyles(tone: Tone): CSSProperties {
  switch (tone) {