message: Add format script to package.json
diff: "scripts": {
  "test": "jest --config jestconfig.json",
  "lint": "npm-run-all prettier:report eslint:report",
  + "format": "npm-run-all prettier:fix eslint:fix",
  "build": "rollup -c",
  "start": "rollup -c --watch",
  "start:vanilla": "rollup -c --watch --environment BUILD:development,PACKAGE:vanilla",
  