Question about Apple iPad mini 2019 (5. Gen)

As this iPad mini 5 is very new, there is no keyboard yet. It is only a matter of time before the keyboard will be available.

got myself a simple bluetooth keyboard ... works without problems :)

I understand your question too well.
I too would like to take I don't know what with me when I'm out and about, if there was such a practical case with a keyboard.

Basically, you can simply connect a Bluethoot keyboard to it.
Here, for example, is one:
https://www.apple.com/ch-de...änder?fnode=3e