Add linters

Author: tshemsedinov

LICENSE

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2017-2024 How.Programming.Works contributors
+Copyright (c) 2017-2025 How.Programming.Works contributors
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

eslint.config.js

@@ -0,0 +1,7 @@
+'use strict';
+
+const init = require('eslint-config-metarhia');
+
+init[0].rules['no-unused-vars'] = 'off';
+
+module.exports = init;