.eslintrc.json

{
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "project": "./tsconfig.json"
  },
  "plugins": ["@typescript-eslint"],
  "extends": [
    "eslint:recommended",
    "plugin:@typescript-eslint/eslint-recommended",
    "plugin:@typescript-eslint/recommended",
    "plugin:@typescript-eslint/recommended-requiring-type-checking",
    "prettier"
  ],
  "rules": {
    "@typescript-eslint/explicit-function-return-type": "off",
    "@typescript-eslint/await-thenable": "error",
    "@typescript-eslint/ban-ts-comment": "error",
    "@typescript-eslint/no-require-imports": "error",
    "@typescript-eslint/no-unused-vars": "error",
    "@typescript-eslint/no-unnecessary-type-assertion": "error",
    "@typescript-eslint/promise-function-async": "error",
    "@typescript-eslint/unbound-method": "error",
    "@typescript-eslint/no-floating-promises": "error",
    "@typescript-eslint/prefer-readonly": "error",
    "@typescript-eslint/method-signature-style": "error",
    "@typescript-eslint/no-throw-literal": "error"
  }
}