DST-5: testing import js file like a module to project

package.json

@@ -4,6 +4,7 @@
   "private": "true",
   "description": "Build design tokens that are based on Figma Token Studio with Style-Dictionary package.",
   "type": "module",
+  "main": "./build/js/themes/pepper.js",
   "scripts": {
     "build:web": "node configs/web/build-themes-tokens.js",
     "build:android": "node configs/android/build-themes-tokens.js",