.eslintrc.js

module.exports = {
  extends: 'next',
  rules: {
    'react/prop-types': 0,
    'react/no-unescaped-entities': 0
  },
  overrides: [
    // This configuration will apply only to TypeScript files
    {
      files: ['**/*.ts', '**/*.tsx'],
      parser: '@typescript-eslint/parser',
      settings: { react: { version: 'detect' } },
      env: {
        browser: true,
        node: true,
        es6: true
      },
      extends: [
        'next',
        'plugin:@typescript-eslint/recommended', // TypeScript rules
        'plugin:react/recommended', // React rules
        'plugin:react-hooks/recommended', // React hooks rules
        'plugin:jsx-a11y/recommended', // Accessibility rules
        'plugin:prettier/recommended' // Prettier plugin
      ],
      rules: {
        // We will use TypeScript's types for component props instead
        'react/prop-types': 'off',

        // No need to import React when using Next.js
        'react/react-in-jsx-scope': 'off',

        // This rule is not compatible with Next.js's <Link /> components
        'jsx-a11y/anchor-is-valid': 'off',

        // Why would you want unused vars?
        '@typescript-eslint/no-unused-vars': ['error'],

        // I suggest this setting for requiring return types on functions only where useful
        '@typescript-eslint/explicit-function-return-type': [
          'warn',
          {
            allowExpressions: true,
            allowConciseArrowFunctionExpressionsStartingWithVoid: true
          }
        ],
        'prettier/prettier': ['error', {}, { usePrettierrc: true }] // Includes .prettierrc.js rules
      }
    }
  ]
}