chore: update ESLint configuration to include globals for Node environment

Author: andrewmolyuk

eslint.config.js

@@ -2,10 +2,19 @@ export default [
   // ignore common build and dependency folders
   { ignores: ['node_modules/**', 'dist/**', '.git/**', 'examples/**', '**/*.d.ts'] },
   {
-    files: ['src/**/*.js'],
+    // default language options and globals for plugin source files (Node environment)
     languageOptions: {
       ecmaVersion: 2022,
       sourceType: 'module',
+      globals: {
+        process: 'readonly',
+        global: 'readonly',
+        module: 'readonly',
+        require: 'readonly',
+        __dirname: 'readonly',
+        __filename: 'readonly',
+        Buffer: 'readonly',
+      },
     },
     rules: {
       complexity: ['error', { max: 10 }],