Function endInteractionPerfettoSpan

src/utils/telemetry/perfettoTracing.ts:918–942

(spanId: string)

 * End an interaction span
 */
export function endInteractionPerfettoSpan(spanId: string): void {
  if (!isEnabled || !spanId) return

  const pending = pendingSpans.get(spanId)
  if (!pending) return

  const endTime = getTimestamp()
  const duration = endTime - pending.startTime

  // Emit end event
  events.push({
    name: pending.name,
    cat: pending.category,
    ph: 'E',
    ts: endTime,
    pid: pending.agentInfo.processId,
    tid: pending.agentInfo.threadId,
    args: {
      ...pending.args,
      duration_ms: duration / 1000,
    },
  })

  pendingSpans.delete(spanId)
}

// ---------------------------------------------------------------------------
// Periodic write helpers