text: const path = require('path');
  const { build } = require('calmly/server');
  
  const args = process.argv.slice(2);
  if (args.length === 0) {
    throw new Error('specify target sample directory');
  }
  
  const cwd = path.isAbsolute(args[0]) ? args[0] : path.join(__dirname, 'samples', args[0]);
  build({ cwd });
  