ESLint + Prettier + Babel configuration

.babelrc

{
  "plugins": ["syntax-dynamic-import"]
}

.eslintrc

{
  "extends": ["airbnb", "plugin:prettier/recommended"],
  "plugins": ["@babel", "import", "prettier"],
  "parser": "@babel/eslint-parser",
  "env": {
    "browser": true,
    "es6": true
  },
  "parserOptions": {
    "ecmaVersion": 2020,
    "allowImportExportEverywhere": true
  }
}

.prettierrc

{
  "printWidth": 85,
  "arrowParens": "always",
  "semi": false,
  "tabWidth": 2
}