ujs/rollup.config.js

import terser from '@rollup/plugin-terser';
import pkg from './package.json' assert { type: 'json' };

export default {
  input: 'src/main.js',
  output: [
    {
      file: `dist/engine-${pkg.version}.js`,
      format: 'es',
    },
    {
      file: `dist/engine-${pkg.version}.min.js`,
      format: 'es',
      plugins: [terser()],
    },
  ],
};