This instance will be upgraded to Heptapod 1.3.3 (GitLab 16.9.6) on 2023-04-25 at 18:00 UTC+2
Duplicate images
How to reproduce:
Add image to any worksheet
Duplicate worksheet a couple times
Save it with excel, and save with openpyxl.
The resulting openpyxl xlsx file will contain multiple copies of the same image, where Excel one is not. And it will be a lot of smaller too.