.eslintrc.js

module.exports = {
  root: true,
  parser: '@typescript-eslint/parser',
  parserOptions: {
    ecmaVersion: 2020,
    sourceType: 'module',
    ecmaFeatures: {
      jsx: true,
    },
    project: './tsconfig.json',
    createDefaultProgram: true,
  },
  env: {
    browser: true,
    node: true,
    es6: true,
  },
  extends: [
    'eslint:recommended',
    'plugin:react/recommended',
    'plugin:react-hooks/recommended',
    'plugin:@typescript-eslint/recommended',
    'airbnb',
    'airbnb/hooks',
    'airbnb-typescript',
    'plugin:jsx-a11y/recommended',
    'next/core-web-vitals',
    'plugin:prettier/recommended',
    'plugin:storybook/recommended',
  ],
  plugins: ['react', 'react-hooks', '@typescript-eslint', 'jsx-a11y', 'import', 'prettier'],
  rules: {
    'import/no-extraneous-dependencies': 'off',
    'import/order': [
      'error',
      {
        groups: [
          ['builtin', 'external'], // React, Next.js 등 외부 라이브러리
          'internal', // 프로젝트 내부 모듈
          ['sibling', 'parent'], // 형제 및 부모 모듈
          'index', // index 파일
        ],
        'newlines-between': 'ignore',
      },
    ],
    'prettier/prettier': [
      'error',
      {
        endOfLine: 'auto',
      },
    ],
    'jsx-a11y/label-has-associated-control': [
      'error',
      {
        required: {
          some: ['nesting', 'id'],
        },
      },
    ],
    'react/react-in-jsx-scope': 'off', // Next.js doesn't require React to be in scope
    'react/prop-types': 'off',
    'no-console': 'error',
    'react/jsx-props-no-spreading': 'off',
    '@typescript-eslint/semi': 'off',
    'react/jsx-filename-extension': ['warn', { extensions: ['.ts', '.tsx'] }],
    'no-useless-catch': 'off',
    '@typescript-eslint/no-unused-vars': 'warn',
    'react/require-default-props': 'off',
    'react/jsx-no-useless-fragment': 'warn',
    'react-hooks/exhaustive-deps': 'off',
    'import/prefer-default-export': 'off',
  },
  settings: {
    react: {
      version: 'detect',
    },
    'import/resolver': {
      typescript: {},
    },
  },
  overrides: [
    {
      files: ['*.tsx', '*.jsx'],
      rules: {
        '@typescript-eslint/no-use-before-define': 'off',
      },
    },
  ],
  ignorePatterns: ['next.config.mjs', 'postcss.config.mjs', '.eslintrc.js'],
};