.eslintrc.json

{
  "root": true,
  "env": {
    "browser": true,
    "es2021": true,
    "node": true
  },
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "ecmaVersion": 2020,
    "sourceType": "module",
    "ecmaFeatures": {
      "jsx": true
    },
    "project": "./tsconfig.json"
  },
  "extends": [
    "next/core-web-vitals",
    "plugin:@typescript-eslint/recommended",
    "plugin:testing-library/react",
    "prettier"
  ], // make sure prettier is last
  "plugins": ["@emotion", "testing-library"],
  "rules": {
    "react/no-unescaped-entities": "off",
    "@typescript-eslint/no-explicit-any": "off",
    "@next/next/no-page-custom-font": "off",
    "@next/next/no-img-element": "off",
    "@emotion/jsx-import": "error",
    "@emotion/no-vanilla": "error",
    "@emotion/import-from-emotion": "error",
    "@emotion/styled-import": "error"
  },
  "overrides": [
    // Only uses Testing Library lint rules in test files
    {
      "files": [
        "**/__tests__/**/*.[jt]s?(x)",
        "**/?(*.)+(spec|test).[jt]s?(x)"
      ],
      "extends": ["plugin:testing-library/react"]
    }
  ],
  "settings": {
    "react": {
      "version": "detect"
    }
  }
}