code: function readServerConfig( server ) {
    try {
      const severConfig = getConfig( appSeverConfig );
      return Right( Object.assign( server, severConfig ));
    } catch ( e ) {
      print(
        chalk.red( `Failed to read ${SEVER_CONFIG}.` ),
        e.message
      );
      print();
      return Left( null );
    }
  }
docs: read config for develop server