Pg19 beta

[hughcapet]

sync with the main pg image, add tests

[Schmaetz]

Good morning,
why do you want to use dpkg?
Sure, it works, but I think it’s rather overkill just for a --print-architecture command.
uname -m with a case statement to remap the output would be an alternative – what do you think?

[hughcapet]

@Schmaetz old habits, I guess:) i thought it is not too heavy to install in a build stage and have the short way of getting the required representation