Function tailLines

src/cli/dashboard-observability.ts:10–12

(text: string, n = 40)

/** Last `n` non-empty lines of a log blob, oldest→newest. PURE. */
export function tailLines(text: string, n = 40): string[] {
  return text.split('\n').filter(l => l.trim()).slice(-n);
}

/** Roll up a few at-a-glance health signals from the gathered dashboard facts. PURE. */
export function computeHealth(input: {