Drupal 10.3 is shipped with CKEditor5 41.3.1. In version 41+ the export of Model from the @ckeditor/ckeditor5-ui package was renamed to ViewModel. This results in error where CKE5 won't be loaded.
( See https://ckeditor.com/docs/ckeditor5/latest/updating/guides/update-to-41....)
Update import to the new export name.
Active
2.4
Code