npm install eslint --save-dev

npm install eslint-config-airbnb --save-dev

npm install eslint-plugin-react --save-dev

npx eslint --init

npm install prettier --save-dev

npm install eslint-config-prettier --save-dev

npm install --save-dev babel-preset-stage-0 babel-plugin-transform-decorators-legacy babel-eslint

{
  "env": {
    "es6": true,
    "node": true
  },
  "extends": ["eslint:recommended", "plugin:react/recommended"],
  "parserOptions": {
    "ecmaFeatures": {
      "jsx": true
    },
    "ecmaVersion": 2018,
    "sourceType": "module"
  },
  "plugins": ["react"],
  "rules": {
    "indent": ["error", 2],
    "quotes": ["error", "double"],
    "semi": ["error", "always"]
  }
}

{
  "presets": [["es2015", { "modules": false }], "stage-0", "react"],
  "plugins": ["transform-class-properties", "transform-decorators-legacy"]
}

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