.eslintrc.json

{
  "env": {
    "es6": true,
    "node": true
  },
  "extends": "eslint:recommended",
  "parserOptions": {
    "sourceType": "module",
    "ecmaVersion": 2020
  },
  "overrides": [
    {
      "files": ["*.js"],
      "extends": ["prettier"]
    }
  ]
}