eslint.config.js

const js = require('@eslint/js');

module.exports = [
  js.configs.recommended,
  {
    languageOptions: {
      ecmaVersion: 2021,
      sourceType: 'commonjs',
      globals: {
        // Node.js globals
        console: 'readonly',
        process: 'readonly',
        __dirname: 'readonly',
        __filename: 'readonly',
        module: 'readonly',
        require: 'readonly',
        exports: 'readonly',
        Buffer: 'readonly',
        global: 'readonly',
        setTimeout: 'readonly',
        setInterval: 'readonly',
        clearTimeout: 'readonly',
        clearInterval: 'readonly',
        setImmediate: 'readonly',
        clearImmediate: 'readonly',
        fetch: 'readonly',
        AbortSignal: 'readonly',
        AbortController: 'readonly',
        URL: 'readonly',
        // Jest globals
        describe: 'readonly',
        test: 'readonly',
        it: 'readonly',
        expect: 'readonly',
        beforeEach: 'readonly',
        afterEach: 'readonly',
        beforeAll: 'readonly',
        afterAll: 'readonly',
        jest: 'readonly'
      }
    },
    rules: {
      'no-console': ['warn', { allow: ['warn', 'error'] }],
      'no-unused-vars': ['error', { 
        argsIgnorePattern: '^_',
        varsIgnorePattern: '^_',
        caughtErrorsIgnorePattern: '^_'
      }],
      'no-undef': 'error',
      semi: ['error', 'always'],
      quotes: ['error', 'single', { avoidEscape: true }]
    }
  },
  {
    ignores: [
      'node_modules/',
      'coverage/',
      'dist/',
      'build/',
      '*.min.js',
      '.env',
      '.env.*',
      'package-lock.json'
    ]
  }
];