Initial attempt failed, we need to fix the following issues:
SixLabors/ImageSharp#1302 (comment)

Disabling the two (likely) bugs with [ActiveIssue] might be also fine.

Is your feature request related to a problem? Please describe

I'm using Magick.net to update Exif metadata, but could not find a way, to replace the thumbnail image.

Describe the solution you'd like

I would like to be able to replace the thumbnail, by using magick.net

Describe alternatives you've considered

I have tried to make an extension method but did not find a way to

Although we already have an option in CMake which add the needed compiler flags in GCC and CLANG to produce coverage information (this is used by the tools we employ in the PRs to generate coverage reports) it would be nice to also add some targets in the CMake configuration to generate local coverage reports.

This would be useful for exploring not exercised paths in the code while testing eit

From @ildar in #129:

Please implement lossless rotation 90°/180°/270° through EXIF. As an UI example see Shotwell application.
Thanks