.eslintrc.json

{
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "project": ["./tsconfig.json"],
    "ecmaVersion": "latest",
    "sourceType": "module"
  },
  "plugins": ["@typescript-eslint", "import", "prettier"],
  "extends": [
    "plugin:prettier/recommended",
    "plugin:@typescript-eslint/eslint-recommended",
    "plugin:@typescript-eslint/recommended",
    "plugin:@typescript-eslint/recommended-requiring-type-checking",
    "eslint:recommended",
    "prettier"
  ],
  "settings": {
    "import/parsers": {
      "@typescript-eslint/parser": [".ts", ".tsx"]
    },
    "import/resolver": {
      "typescript": {
        "alwaysTryTypes": true
      }
    }
  },
  "rules": {
    "prettier/prettier": [
      "error",
      {
        "trailingComma": "all",
        "printWidth": 80,
        "singleQuote": true,
        "tabWidth": 4
      }
    ],
    "no-unused-vars": "warn",
    "quotes": ["error", "single"],
    "@typescript-eslint/no-var-requires": "warn",
    "@typescript-eslint/no-unsafe-argument": "warn",
    "@typescript-eslint/no-unsafe-member-access": "warn",
    "@typescript-eslint/no-unsafe-assignment": "warn",
    "@typescript-eslint/ban-ts-comment": "warn",
    "@typescript-eslint/require-await": "warn",
    "@typescript-eslint/no-unsafe-call": "warn",
    "prefer-const": "error",
    "no-unreachable": "warn",
    "no-underscore-dangle": "off",
    "no-console": "warn",
    "no-useless-escape": "warn",
    "require-await": "off",
    "import/order": ["error", {
      "alphabetize": {
        "order": "ignore",
        "caseInsensitive": true
      },
      "newlines-between": "never",
      "groups": [
        "builtin",
        "external",
        "internal",
        ["sibling", "parent"],
        "index",
        "object",
        "type"
      ]}]
  },
  "env": {
    "browser": true,
    "es2021": true,
    "node": true
  }
}