code: function run(cmd, args, options) {
    if (process.env.SLS_DEBUG) console.log('Running', cmd, args.join(' '));
  
    const stdio = process.env.SLS_DEBUG && options && options.showOutput
      ? ['pipe', 'inherit', 'pipe'] : 'pipe';
    const ps = child_process.spawnSync(cmd, args, {encoding: 'utf-8', 'stdio': stdio});
    if (ps.error) {
      if (ps.error.code === 'ENOENT') {
        throw new Error(`${cmd} not found! Please install it.`);
      }
      throw new Error(ps.error);
    } else if (ps.status !== 0) {
      throw new Error(ps.stderr);
    }
    return ps;
  }
docs: Helper function to run commands