.eslintrc.json

{
    "extends": [
        "eslint:recommended",
        "plugin:@typescript-eslint/recommended",
        "next/core-web-vitals"
    ],
    "parser": "@typescript-eslint/parser",
    "plugins": ["@typescript-eslint", "eslint-plugin-sonarjs"],
    "root": true,
    "parserOptions": {
        "project": ["tsconfig.json"]
    },
    "rules": {
        "@typescript-eslint/prefer-nullish-coalescing": "error",
        "@typescript-eslint/no-unused-expressions": "error",
        "@typescript-eslint/no-floating-promises": "error",
        "@typescript-eslint/no-misused-promises": [
            "error",
            {
                "checksVoidReturn": false
            }
        ],
        "@typescript-eslint/no-non-null-assertion": "error",
        "@typescript-eslint/no-unused-vars": "error",
        "@typescript-eslint/array-type": "error",
        "@typescript-eslint/ban-ts-comment": [
            "error",
            {
                "ts-expect-error": "allow-with-description",
                "ts-ignore": "allow-with-description",
                "ts-nocheck": "allow-with-description",
                "ts-check": "allow-with-description"
            }
        ],
        "@typescript-eslint/ban-types": "error",
        "@typescript-eslint/no-require-imports": "error",
        "@typescript-eslint/prefer-as-const": "error",
        "@typescript-eslint/no-this-alias": "error",
        "@typescript-eslint/prefer-for-of": "error",
        "@typescript-eslint/type-annotation-spacing": [
            "error",
            {
                "before": false,
                "after": true,
                "overrides": {
                    "arrow": {
                        "before": true
                    }
                }
            }
        ],
        "@typescript-eslint/no-inferrable-types": "off",
        "react/prefer-read-only-props": "error",
        "react/jsx-no-useless-fragment": [
            "error",
            {
                "allowExpressions": true
            }
        ],
        "no-var": "error",
        "prefer-const": "error",
        "func-call-spacing": ["error", "never"],
        "key-spacing": [
            "error",
            {
                "beforeColon": false,
                "afterColon": true
            }
        ],
        "no-debugger": "error",
        "no-dupe-keys": "error",
        "no-with": "error",
        "eqeqeq": ["error", "always"],
        "quotes": [
            "error",
            "single",
            {
                "avoidEscape": true
            }
        ],
        "no-unused-vars": "off",
        "camelcase": "error",
        "no-duplicate-imports": "error",
        "require-await": "error",
        "sonarjs/no-duplicate-string": "off",
        "sonarjs/cognitive-complexity": "warn",
        "sonarjs/no-small-switch": "warn"
    }
}