.eslintrc.json

{
    "env": {
        "browser": true,
        "commonjs": true,
        "es2021": true
    },
    "extends": [ "plugin:@stylistic/recommended-extends", "eslint:recommended" ],
    "parserOptions": {
        "ecmaVersion": "latest",
        "sourceType": "module"
    },
    "plugins": [
        "@stylistic/eslint-plugin"
    ],
    "rules": {
        "@stylistic/indent": [
            "error",
            4
        ],
        "linebreak-style": [
            "error",
            "windows"
        ],
        "@stylistic/quotes": [
            "error",
            "double"
        ],
        "@stylistic/semi": [
            "error",
            "always"
        ],
        "no-var": [
            "error"
        ],
        "prefer-const": [
            "error"
        ],
        "@stylistic/arrow-spacing": [
            "error",
            {
                "before": true,
                "after": true
            }
        ],
        "@stylistic/block-spacing":  [
            "error"
        ]
    }
}