I was going to ask the same thing, as someone who's run FreeNAS on the AMD-based HP Microserver for nearly 8 years now. The only fiddly bit to setup for me was

I was going to ask the same thing, as someone who's run FreeNAS on the AMD-based HP Microserver for nearly 8 years now. The only fiddly bit to setup for me was LetsEncrypt auto-renewals, but once I had it automated I never needed to touch it again.