Fix ESLint issues

Author: RichDom2185

.eslintrc.js .eslintrc.cjs.eslintrc.js renamed to .eslintrc.cjs

@@ -1,11 +1,11 @@
 // @ts-check
 /** @type{import('eslint').Linter.LegacyConfig} */
-export default {
+module.exports = {
   root: true,
   extends: ['eslint:recommended'],
   rules: {
     eqeqeq: ['error', 'always']
   },
-  parserOptions: { ecmaVersion: 11 },
+  parserOptions: { ecmaVersion: 11, sourceType: 'module' },
   env: { es6: true, node: true }
 };