text: // rollup.config.js
  import json from '@rollup/plugin-json';
  import commonjs from '@rollup/plugin-commonjs';
  
  export default {
    input: 'index.js',
    output: {
      file: 'bundle.js',
      format: 'umd',
      name: "Tang300Encoder"
    },
    plugins: [
      commonjs(),
      json({
          compact: true
      })
    ]
  };