.eslintrc.json

{
  "root": true,
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "ecmaVersion": 2020,
    "sourceType": "module"
  },
  "plugins": ["@typescript-eslint", "eslint-plugin-import"],
  "extends": [
    "eslint:recommended",
    "plugin:@typescript-eslint/recommended",
    "plugin:import/typescript",
    "plugin:eslint-plugin-import/recommended",
    "prettier",
    "prettier/@typescript-eslint"
  ],
  "overrides": [
    {
      "files": ["src/**/*.ts"],
      "rules": {
        "@typescript-eslint/explicit-module-boundary-types": ["off"],
        "@typescript-eslint/ban-ts-comment": ["off"],
        "@typescript-eslint/no-var-requires": ["off"],
        "@typescript-eslint/prefer-ts-expect-error": ["on"]
      }
    },
    {
      "files": ["./rollup.config.js", "./rollup.config.dev.js"],
      "env": {
        "node": true
      },
      "extends": ["eslint:recommended"],
      "rules": {
        "@typescript-eslint/no-var-requires": ["off"]
      }
    }
  ]
}