.eslintrc.js

module.exports = {
  root: true,
  parser: '@typescript-eslint/parser',
  env: {
    es6: true,
    node: true
  },
  extends: [
    'eslint:recommended',
    'plugin:@typescript-eslint/eslint-recommended',
    'plugin:@typescript-eslint/recommended',
    'plugin:import/errors',
    'plugin:import/warnings',
    'plugin:import/typescript',
    'plugin:prettier/recommended'
  ],
  parserOptions: {
    ecmaVersion: 2020,
    sourceType: 'module',
    ecmaFeatures: {},
    tsconfigRootDir: __dirname,
    project: 'tsconfig.json'
  },
  plugins: ['import', 'simple-import-sort', '@typescript-eslint', 'prettier'],
  rules: {
    'prettier/prettier': ['error', {}, { usePrettierrc: true }],
    '@typescript-eslint/no-non-null-assertion': 0,
    '@typescript-eslint/no-explicit-any': 0,
    '@typescript-eslint/explicit-function-return-type': [
      'error',
      {
        allowTypedFunctionExpressions: true
      }
    ],
    '@typescript-eslint/no-use-before-define': 0,
    '@typescript-eslint/camelcase': 0,
    '@typescript-eslint/explicit-module-boundary-types': ['error', { allowArgumentsExplicitlyTypedAsAny: true }],
    'sort-imports': 0,
    'import/order': 0,
    'import/no-unresolved': 0,
    'simple-import-sort/imports': 'error',
    curly: ['error', 'all'],
    '@typescript-eslint/restrict-plus-operands': 'error'
  }
};