right side damaged so am pecking left handed
in rehab unit now to get me walking and then work on dislocated rt shoulder.
at least at week before i can do any testing
fortunately i have email access to this forum, as web interaction needs lots of mousing.
RPI3+ is a save choice to take a plunge in the ARM world.
Usually the (e-)shop also offer the "official" power-supply, because its has decent wires I Can recommend to buy this to.
An SD-Card with a A1 (or A2) appliance class approval from a good brand, their names start with an S or a T (1)
If the shop offers a cheap heat-sink I would go with it but not a necessity
I tread those little bugs quite bad, they just lie around on my desk never broke one…
but if you are more of cleaned up type, a housing can appeal to you.
For the single board commuters (SBC = raspberry) flashable images are build with appliance-tools originating from fedora. https://pagure.io/appliance-tools
Here are the kickstart files used for nethserver-images: