Function profileCheckpoint

src/utils/startupProfiler.ts:66–76

(name: string)

 * Record a checkpoint with the given name
 */
export function profileCheckpoint(name: string): void {
  if (!SHOULD_PROFILE) return

  const perf = getPerformance()
  perf.mark(name)

  // Only capture memory when detailed profiling enabled (env var)
  if (DETAILED_PROFILING) {
    memorySnapshots.push(process.memoryUsage())
  }
}

/**
 * Get a formatted report of all checkpoints