Add support for Debian repositories

[schaefi]

Currently Debian builds ends up as a collection of .deb packages on the collector (repo-server)
These cannot be consumed by package managers like apt because there is no metadata created
for the packages.

Useful information provided here:

• https://www.percona.com/blog/2020/01/02/how-to-create-your-own-repositories-for-packages/