.eslintrc.json

{
  "root": true,
  "env": {
    "browser": true,
    "es2017": true
  },
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "sourceType": "module",
    "project": "./tsconfig.json"
  },
  "plugins": ["@typescript-eslint"],
  "extends": [
    "eslint:recommended",
    "plugin:@typescript-eslint/eslint-recommended",
    "plugin:@typescript-eslint/recommended"
  ],
  "rules": {
    "linebreak-style": ["error", "unix"],
    "no-duplicate-imports": "error",
    "eqeqeq": ["error", "smart"],
    "prefer-const": "error",
    "@typescript-eslint/no-explicit-any": "off",
    "@typescript-eslint/no-non-null-assertion": "off",
    "@typescript-eslint/explicit-function-return-type": "off",
    "@typescript-eslint/no-unused-vars": ["warn", { "argsIgnorePattern": "^_" }],
    "@typescript-eslint/no-unnecessary-condition": "warn"
  }
}