.eslintrc.js

module.exports = {
  env: {
    es6: true,
    browser: true,
  },
  extends: [
    'eslint:recommended',
    'plugin:react/recommended',
    'plugin:@typescript-eslint/recommended',
    'prettier',
  ],
  parser: '@typescript-eslint/parser',
  parserOptions: {
    ecmaFeatures: {
      jsx: true,
    },
    ecmaVersion: 2018,
    sourceType: 'module',
  },
  plugins: ['react', '@typescript-eslint', 'prettier'],
  rules: {
    'prettier/prettier': 'error',
    '@typescript-eslint/explicit-function-return-type': 'off',
    '@typescript-eslint/ban-ts-ignore': 'warn',
  },
};