How to use the kras.readKrasConfig function in kras

port = debugPiralDefaults.port,
    cacheDir = debugPiralDefaults.cacheDir,
    open = debugPiralDefaults.open,
    scopeHoist = debugPiralDefaults.scopeHoist,
    hmr = debugPiralDefaults.hmr,
    autoInstall = debugPiralDefaults.autoInstall,
    publicUrl = debugPiralDefaults.publicUrl,
    logLevel = debugPiralDefaults.logLevel,
    fresh = debugPiralDefaults.fresh,
  } = options;
  const entryFiles = await retrievePiralRoot(baseDir, entry);
  const { externals, name, root } = await retrievePiletsInfo(entryFiles);

  await checkCliCompatibility(root);

  const krasConfig = readKrasConfig({ port }, krasrc);

  if (krasConfig.directory === undefined) {
    krasConfig.directory = join(dirname(entryFiles), 'mocks');
  }

  if (krasConfig.ssl === undefined) {
    krasConfig.ssl = undefined;
  }

  if (krasConfig.map === undefined) {
    krasConfig.map = {};
  }

  if (krasConfig.api === undefined) {
    krasConfig.api = '/manage-mock-server';
  }

port = debugPiletDefaults.port,
    cacheDir = debugPiletDefaults.cacheDir,
    open = debugPiletDefaults.open,
    scopeHoist = debugPiletDefaults.scopeHoist,
    hmr = debugPiletDefaults.hmr,
    autoInstall = debugPiletDefaults.autoInstall,
    logLevel = debugPiletDefaults.logLevel,
    fresh = debugPiletDefaults.fresh,
    app,
  } = options;
  const entryFile = join(baseDir, entry);
  const targetDir = dirname(entryFile);
  const entryModule = await findEntryModule(entryFile, targetDir);
  const { peerDependencies, root, appPackage, appFile } = await retrievePiletData(targetDir, app);
  const externals = Object.keys(peerDependencies);
  const krasConfig = readKrasConfig({ port }, krasrc);

  if (krasConfig.directory === undefined) {
    krasConfig.directory = join(targetDir, 'mocks');
  }

  if (krasConfig.ssl === undefined) {
    krasConfig.ssl = undefined;
  }

  if (krasConfig.map === undefined) {
    krasConfig.map = {};
  }

  if (krasConfig.api === undefined) {
    krasConfig.api = '/manage-mock-server';
  }

export async function runDebug(
  port: number,
  entry: string,
  { publicUrl, options, source = entry, logLevel, fresh, root }: DebugOptions,
) {
  const krasConfig = readKrasConfig({ port }, krasrc);

  if (krasConfig.directory === undefined) {
    krasConfig.directory = join(dirname(source), 'mocks');
  }

  if (krasConfig.ssl === undefined) {
    krasConfig.ssl = undefined;
  }

  if (krasConfig.map === undefined) {
    krasConfig.map = {};
  }

  if (krasConfig.api === undefined) {
    krasConfig.api = '/manage-mock-server';
  }