package.json

{
  "name": "project",
  "version": "0.0.1",
  "description": "...",
  "module": "dist/index.js",
  "sideEffects": false,
  "scripts": {
    "build": "rollup -c",
    "prepare": "npm run build",
    "test": "echo no tests yet",
  },
  "husky": {
    "hooks": {
      "pre-commit": "pretty-quick --staged"
    }
  },
  "prettier": {
    "semi": false,
    "trailingComma": "es5",
    "singleQuote": true,
    "jsxBracketSameLine": true,
    "tabWidth": 2,
    "printWidth": 120
  },
  "repository": {
    "type": "git",
    "url": "git+https://github.com/userName/project.git"
  },
  "author": "...",
  "license": "MIT",
  "bugs": {
    "url": "https://github.com/userName/project/issues"
  },
  "homepage": "https://github.com/userName/project#readme",
  "devDependencies": {
    "@babel/core": "7.9.0",
    "@babel/preset-env": "7.9.5",
    "@babel/preset-react": "7.9.4",
    "husky": "^4.2.5",
    "prettier": "^2.0.5",
    "pretty-quick": "^2.0.1",
    "react": "^16.13.1",
    "react-dom": "^16.13.1",
    "rollup-plugin-babel": "^4.4.0",
    "rollup-plugin-node-resolve": "^5.2.0"
  }
}

rollup.config.js

import babel from 'rollup-plugin-babel'
import resolve from 'rollup-plugin-node-resolve'

export default {
  input: `./src/index.js`,
  output: { file: `dist/index.js`, format: 'esm' },
  plugins: [
    babel({
      babelrc: false,
      exclude: '**/node_modules/**',
      runtimeHelpers: true,
      presets: [
        ['@babel/preset-env', { loose: true, modules: false, targets: '>1%, not dead, not ie 11, not op_mini all' }],
        '@babel/preset-react',
      ],
      plugins: [['@babel/transform-runtime', { regenerator: false, useESModules: true }]],
    }),
    resolve(),
  ],
}