.eslintrc.json

{
    "root": true,
    "parser": "@typescript-eslint/parser",
    "plugins": [
        "@typescript-eslint"
    ],
    "extends": [
        "eslint:recommended",
        "plugin:@typescript-eslint/eslint-recommended",
        "plugin:@typescript-eslint/recommended"
    ],
    "env": {
        "browser": true,
        "es2020": true,
        "node": true,
        "worker": true
    },
    "parserOptions": {
        "ecmaVersion": 2020,
        "sourceType": "module",
        "project": [
            "tsconfig.json"
        ]
    },
    "rules": {
        "@typescript-eslint/no-inferrable-types": [
            "off",
            "ignore-params"
        ],
        "@typescript-eslint/no-explicit-any": "warn",
        "@typescript-eslint/no-non-null-assertion": "warn",
        "@typescript-eslint/ban-types": [
            "error",
            {
                "types": {
                    "null": "Use 'undefined' instead of 'null'"
                }
            }
        ]
    }
}