rollup.config.dev.js

import typescript from 'rollup-plugin-typescript2';
import resolve from '@rollup/plugin-node-resolve';
import babel from '@rollup/plugin-babel';
import terser from '@rollup/plugin-terser';
import serve from 'rollup-plugin-serve';
import json from '@rollup/plugin-json';

export default {
  input: ['src/main.ts'],
  output: {
    file: 'dist/energy-entity-row.js',
    format: 'es',
  },
  plugins: [
    resolve(),
    typescript(),
    json(),
    babel({
      exclude: 'node_modules/**',
      babelHelpers: 'bundled',
    }),
    terser(),
    serve({
      contentBase: './dist',
      host: '0.0.0.0',
      port: 5000,
      allowCrossOrigin: true,
      headers: {
        'Access-Control-Allow-Origin': '*',
      },
    }),
  ],
};