I think that would be a great first step
done once when?
Quite often when a very first time user is very first trying to use openHAB for the very first time.
And what if that first time user, someone who read or saw something about openHAB and decided to give it a try successfully installs the program, gets to the main UI and spends the next hour trying to figure out how to make their smart light bulb turn on and off
don’t believe me? just check the forum. example