rollup.config.js

import resolve from '@rollup/plugin-node-resolve';
import commonjs from '@rollup/plugin-commonjs';
import typescript from '@rollup/plugin-typescript';
import peerDepsExternal from 'rollup-plugin-peer-deps-external';
import terser from '@rollup/plugin-terser';

export default {
  input: 'src/index.tsx',
  output: [
    {
      file: './lib/index.esm.js',
      format: 'esm',
      sourcemap: true,
      sourcemapExcludeSources: true,
    },
  ],
  plugins: [
    peerDepsExternal(),
    resolve(),
    commonjs(),
    typescript({
      tsconfig: './tsconfig.json',
      declaration: true,
      declarationDir: './lib',
    }),
    terser({
      ecma: '2022',
      sourceMap: true,
      compress: {
        dead_code: true,
        unused: true,
      },
      mangle: {
        keep_classnames: true,
        keep_fnames: true,
      },
      format: {
        comments: false,
        beautify: true,
        indent_level: 2,
      },
    }),
  ],
};