.eslintrc.js

module.exports = {
  parser: '@typescript-eslint/parser',
  parserOptions: {
    project: 'tsconfig.json',
    tsconfigRootDir : __dirname,
    sourceType: 'module',
  },
  plugins: ['@typescript-eslint/eslint-plugin'],
  extends: [
    'eslint:recommended',
    'plugin:@typescript-eslint/recommended-type-checked',
    'plugin:@typescript-eslint/strict-type-checked',
    'plugin:@typescript-eslint/stylistic-type-checked',
    'plugin:prettier/recommended',
    'plugin:import/recommended',
    'plugin:import/typescript'
  ],
  root: true,
  env: {
    node: true,
    jest: true,
  },
  ignorePatterns: ['.eslintrc.js'],
  rules: {
    '@typescript-eslint/interface-name-prefix': 'off',
    '@typescript-eslint/explicit-function-return-type': 'off',
    '@typescript-eslint/explicit-module-boundary-types': 'off',
    '@typescript-eslint/no-explicit-any': 'off',
    '@typescript-eslint/prefer-nullish-coalescing': 'off',
    "@typescript-eslint/no-non-null-assertion": 'off',
    "@typescript-eslint/no-extraneous-class": ["error", {
      "allowWithDecorator": true
    }],
    '@typescript-eslint/dot-notation': [
      'error',
      {
          allowIndexSignaturePropertyAccess: true,
      },
  ],
    '@typescript-eslint/consistent-type-definitions': ['error', 'type'],
    '@typescript-eslint/consistent-type-imports': [
        'error',
        {
            disallowTypeAnnotations: true,
            fixStyle: 'inline-type-imports',
            prefer: 'type-imports',
        },
    ],
    '@typescript-eslint/restrict-template-expressions': ['error', {
      'allowNumber': true,
      'allowBoolean': true,
      'allowNullish': true,
    }]
  },
};