.eslintrc.json

{
  "env": {
    "browser": true,
    "es2021": true
  },
  "extends": [
    "plugin:react/recommended",
    "standard-with-typescript",
    "prettier"
  ],
  "overrides": [],
  "parserOptions": {
    "ecmaVersion": "latest",
    "sourceType": "module",
    "project": ["./tsconfig.json"] // Specify it only for TypeScript files
  },
  "plugins": ["react"],
  "rules": {
    "@typescript-eslint/explicit-function-return-type": "error",
    "@typescript-eslint/restrict-template-expressions": "off",
    "react/react-in-jsx-scope": "off",
    "quotes": [2, "single"],
    "comma-dangle": ["error", "never"],
    "semi": [2, "never"],
    "@typescript-eslint/strict-boolean-expressions": 0
  },
  "settings": {
    "react": {
      "version": "detect" // React version. "detect" automatically picks the version you have installed.
      // You can also use `16.0`, `16.3`, etc, if you want to override the detected value.
      // It will default to "latest" and warn if missing, and to "detect" in the future
    }
  }
}