GPU passthrough on Proxmox VE host enable the guest to provide bare metal like experience - no RDP, no streaming. This creates a limit that per GPU could only be used in 1 guest, but it is still powerful while easier to configure and requires less advanced GPU.
WriteFreely is a blogging and publish tool as well as an important part of the Fediverse network. It is lightweight and easy to host. However, the official Container (Docker) setup is not even correct. So here comes a working deployment notes.