.eslintrc.js

module.exports = {
  parser: '@typescript-eslint/parser',
  extends: [
    'eslint:recommended',
    'plugin:import/recommended',
    'plugin:import/typescript',
    'plugin:@typescript-eslint/recommended',
    'prettier',
    'plugin:prettier/recommended',
  ],
  parserOptions: {
    ecmaVersion: 2019,
    sourceType: 'module',
  },
  rules: {
    'prettier/prettier': [
      'error',
      {
        singleQuote: true,
      },
    ],
    'import/order': [
      'error',
      {
        groups: ['index', 'sibling', 'parent', 'internal', 'external', 'builtin', 'object', 'type'],
        'newlines-between': 'always',
        alphabetize: {
          order: 'asc',
          caseInsensitive: true,
        },
      },
    ],
    'eol-last': ['error', 'always'],
  },
  ignorePatterns: ['dist/', 'lib/', 'node_modules/', 'jest.config.js'],
};