What problems does the panel solve on Debian 13? Why do you need it so badly? Debian 12 LTS will be available until 2028. I think the developers will have fully adapted the panel to these operating systems by then. For now, we’re working with what we have.
Ubuntu is a pretty “dirty” distribution. It’s better to use Debian. Analyze the forum - there are quite a lot of flaws that need to be corrected.