eslint.config.js

import js from '@eslint/js';
import tsEslint from '@typescript-eslint/eslint-plugin';
import tsParser from '@typescript-eslint/parser';

export default [
  js.configs.recommended,
  {
    files: ['**/*.{js,ts}'],
    languageOptions: {
      ecmaVersion: 2022,
      sourceType: 'module',
      parser: tsParser,
      globals: {
        console: 'readonly',
        process: 'readonly',
        Buffer: 'readonly',
        fetch: 'readonly',
      },
    },
    plugins: {
      '@typescript-eslint': tsEslint,
    },
    rules: {
      'no-unused-vars': 'off',
      '@typescript-eslint/no-unused-vars': 'error',
      'no-console': 'off',
      'prefer-const': 'error',
      'no-var': 'error',
      '@typescript-eslint/no-explicit-any': 'warn',
    },
  },
  {
    files: ['**/*.ts'],
    languageOptions: {
      parser: tsParser,
      parserOptions: {
        project: './tsconfig.json',
      },
    },
    rules: {
      '@typescript-eslint/prefer-nullish-coalescing': 'error',
      '@typescript-eslint/prefer-optional-chain': 'error',
    },
  },
  {
    ignores: ['node_modules/', 'build/', 'downloads/', 'dist/'],
  },
];