This seems relevant for the project

[GameOverFlowChart]

https://f-droid.org/2023/03/01/new-repo-format-faster-smaller-updates.html

"Developers of third-party F-Droid clients are encouraged to adopt the new format either with their own implementations or by making use of the new libraries we are publishing to make using this technology as easy as possible and to share as much code as possible between different F-Droid implementations."