eslint.config.mjs

import eslint from '@eslint/js';
import tseslint from 'typescript-eslint';
import stylisticTs from '@stylistic/eslint-plugin-ts';

export default tseslint.config(
  {
    files: ['**/*.ts']
  },
  {
    ignores: ['**/build/**', '**/node_modules/**'],
  },
  eslint.configs.recommended,
  ...tseslint.configs.strictTypeChecked,
  ...tseslint.configs.stylisticTypeChecked,
  ...tseslint.configs.recommendedTypeChecked,
  {
    plugins: {
      '@typescript-eslint': tseslint.plugin,
      '@stylistic/ts': stylisticTs
    },
    languageOptions: {
      parser: tseslint.parser,
      parserOptions: {
        project: true,
      },
    },
    rules: {
      '@typescript-eslint/no-unsafe-argument': 'error',
      '@typescript-eslint/no-unsafe-assignment': 'error',
      '@typescript-eslint/no-unsafe-call': 'error',
      '@typescript-eslint/no-unsafe-member-access': 'error',
      '@typescript-eslint/no-unsafe-return': 'error',
      '@stylistic/ts/semi': 'error',
      '@stylistic/ts/indent': ['error', 2],
      '@stylistic/ts/quotes': ['error', 'single']
    },
  }
);