With libvirt it is fairly easy yes. And you can also install a standalone web-gui like Cockpit or use the desktop app virt-manager over ssh to do it.
Proxmox adds a lot of complexity and a nice GUI. If you are fine with using the terminal, there is really not much benefit from Proxmox and the potential issues from the added complexity are IMHO not worth it. I am not a Proxmox expert though, so take this advise with a grain of salt 😅
The federation is mainly about issues / bug reports (the discussions and comments) and being able to make cross instance pull-requests and so on. So yes, it is mostly about communication.
Usually companies accept that you remove storage mediums before sending it in, as those might contain private data. And if that is ok, then there is no way for them to know that you installed Linux on those.
Hmm, good question. I don't have a setup for that either, but I don't think there is a built in function for that.
Your best bet is probably to find some tool that notifies you if new files get created in a directory, as AFAIK new snapshots are only created if they were successfully transferred.
Nextcloud is overkill for what you want.
If all you need is a shared calendar and a simple way to upload images, then this is a good option: https://github.com/tchapi/davis
Wifi is often a module in older laptops, and you could unplug that.
Otherwise, 10W is quite good for older hardware, I doubt you will get much below that.
Seems reasonalble? I don't agree with everything, but he is not exactly wrong with his impression. And yes, Chinese restaurants in Germany suck 🤷
Reusing a platform by another company and putting a modified body and different brand on it isn't exactly a new thing.
Following users is not even implemented in Lemmy?
And besides, isn't the entire idea of a community on Lemmy to not depend on a single user?
So the answer imho is !europe@feddit.org 😅
Nice work. But the phone should be able to host quite a bit more, as it is actually quite fast.
https://github.com/YoRyan/mailrise
Is something you might be interested in.