fix: cross platform support for postinstall

Author: SerVitasik

adminforth/commands/scripts.js renamed to adminforth/commands/postinstall.js

@@ -20,7 +20,7 @@
     "rollout-doc": "cd documentation && npm run build && npm run deploy",
     "docs": "typedoc",
     "--comment_postinstall": "postinstall executed after package installed in other project package and when we do npm ci in the package",
-    "postinstall": "node ./commands/scripts.js"
+    "postinstall": "echo 'Running postinstall'; node ./commands/postinstall.js"
   },
   "release": {
     "plugins": [