Struct Property is now supported for ThumbnailResolver

The ThumbnailResolver can now be configured to include a struct property like:

localSettings.thumbnail

(CMS-22690)

Improved Content Search with open Link Balloon in CKEditor 5

MouseDown- and Click-Events in the Studio-Library will not close the CKEditor's Link Balloon anymore.

(CMS-22554)

CKEditor5RichTextPropertyFieldDelegatePlugin introduced

CKEditor5RichTextPropertyFieldDelegatePlugin was introduced to enable delegation of values to CKEditor 5. Usages of RichTextPropertyFieldDelegatePlugin for CKEditor 4 should replaced with the new plugin when upgrading to CKEditor 5.

(CMS-22036)