Fixing a related teaser overlay mechanism resolved this behavior

The behavior is resolved by fixing a related bug of the teaser overlay mechanism: The teaser overlay was not reset when the source text gets empty.

(CMS-25570)

Fix for JPEG Image Upload Failure

JPEG images which have density metadata outside allowed range (1..65535) could not be uploaded and showed an exception javax.imageio.metadata.IIOInvalidTreeException: Xdensity attribute out of range in Studio Server log. With the fix, the system now retries upload of the image without any metadata, effectively falling back to default values. Additional JPEG image metadata will be lost in that case.

(CMS-25403)

Content Hub: Delete temporary files after import

The Content Hub uses temporary files while importing blobs. Those temporary files are now correctly deleted after the import.

(CMS-21492)