.eslintrc.json

{
  "extends": [
    "eslint:recommended",
    "plugin:react/recommended",
    "plugin:react/jsx-runtime",
    "plugin:prettier/recommended"
  ],
  "parser": "@babel/eslint-parser",
  "parserOptions": {
    "ecmaVersion": 2021,
    "sourceType": "module",
    "ecmaFeatures": {
      "jsx": true
    },
    "requireConfigFile": false,
    "babelOptions": {
      "presets": ["@babel/preset-react"],
      "plugins": ["@babel/plugin-proposal-class-properties"]
    }
  },
  "plugins": ["react", "jest"],
  "rules": {
    "no-var": "error",
    "prefer-arrow-callback": "error",
    "react/prop-types": "off",
    "react/jsx-key": "off",
    "react/display-name": "off",
    "prettier/prettier": "warn"
  },
  "globals": {
    "google": "readonly"
  },
  "env": {
    "browser": true,
    "node": true,
    "es6": true,
    "jest/globals": true
  },
  "settings": {
    "react": {
      "version": "detect"
    }
  }
}