add new angular lib

admin/package.json

@@ -46,6 +46,7 @@
     "karma-coverage": "~2.2.0",
     "karma-jasmine": "~5.1.0",
     "karma-jasmine-html-reporter": "~2.1.0",
+    "ng-packagr": "^20.3.0",
     "typescript": "~5.9.2"
   }
-}
+}