/** Timing is log data, never part of an artifact or its witness. */
export function measureBuild(phase, details, action) {
  const started = performance.now();
  try {
    return action();
  } finally {
    if (process.env.QUIXOS_TRACE_PROFILE === "1")
      console.error(
        `[qx-build-profile] ${JSON.stringify({ phase, ms: Math.round(performance.now() - started), ...details })}`,
      );
  }
}