Add postbuild to prepare

Author: manojVivek

package.json

@@ -32,7 +32,7 @@
     "test:unit": "vitest",
     "test": "vitest --run",
     "prepublishOnly": "npm run test && npm run lint && npm run build",
-    "prepare": "npm run build"
+    "prepare": "npm run build && npm run postbuild"
   },
   "devDependencies": {
     "@eslint/js": "^10.0.1",