.eslintrc.json

{
  "env": {
    "browser": true,
    "es2021": true
  },
  "extends": [
    "react-app/jest",
    "plugin:react/recommended",
    "airbnb",
    "prettier"
  ],
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "ecmaFeatures": {
      "jsx": true
    },
    "ecmaVersion": 12,
    "sourceType": "module"
  },
  "plugins": [
    "react",
    "@typescript-eslint"
  ],
  "rules": {
    "no-unused-vars": "off",
    "react/prop-types": "off",
    "@typescript-eslint/no-unused-vars": "error",
    "no-debugger": "off",
    "no-shadow": "off",
    "@typescript-eslint/no-shadow": ["error"],
    "import/no-extraneous-dependencies": [
      "error",
      {
        "devDependencies": [
          "**/*.test.js",
          "**/*.spec.js"
        ]
      }
    ],
    "no-use-before-define": "off",
    "@typescript-eslint/no-use-before-define": [
      "error"
    ],
    "react/jsx-filename-extension": [
      "warn",
      {
        "extensions": [
          ".tsx"
        ]
      }
    ],
    "import/extensions": [
      "error",
      "ignorePackages",
      {
        "ts": "never",
        "tsx": "never"
      }
    ],
    "react/jsx-props-no-spreading": "off"
  },
  "settings": {
    "import/resolver": {
      "typescript": {}
    }
  }
}