ujs/rollup.config.js

import terser from '@rollup/plugin-terser';

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