helix-engage/eslint.config.mjs

// @ts-check
import js from '@eslint/js';
import globals from 'globals';
import reactHooks from 'eslint-plugin-react-hooks';
import reactRefresh from 'eslint-plugin-react-refresh';
import tseslint from 'typescript-eslint';

export default tseslint.config(
  { ignores: ['dist', 'node_modules'] },
  {
    extends: [js.configs.recommended, ...tseslint.configs.recommended],
    files: ['**/*.{ts,tsx}'],
    languageOptions: {
      ecmaVersion: 2020,
      globals: globals.browser,
    },
    plugins: {
      'react-hooks': reactHooks,
      'react-refresh': reactRefresh,
    },
    rules: {
      // React Hooks — enforce rules of hooks and exhaustive deps
      ...reactHooks.configs.recommended.rules,

      // React Refresh — warn on non-component exports (Vite HMR)
      'react-refresh/only-export-components': ['warn', { allowConstantExport: true }],

      // TypeScript
      '@typescript-eslint/no-unused-vars': [
        'error',
        { argsIgnorePattern: '^_', varsIgnorePattern: '^_' },
      ],
      '@typescript-eslint/no-explicit-any': 'warn',
      '@typescript-eslint/consistent-type-imports': ['error', { prefer: 'type-imports' }],

      // General
      'no-console': ['error', { allow: ['warn', 'error'] }],
      'no-duplicate-imports': 'error',
    },
  }
);