single drive

So the story goes, I have been using Proxmox on my IBM X3200 M3 with LSI ServeRAID M5014 and a single 1tb hard drive plus 32gb ram. It has been running amazing for the past year(Hats off to Proxmox!), so I decided to muster my courage and grabbed another server (IBM X3400 M3 also with LSI...

I do like ZFS and PVE approach to use native ZFS features. Now I need to set up small server with bing RAM (32 Gb) and with single big drive, but I can't install PVE 5.0 on it with ZFS. It say it needs two drives to set up ZFS. Are there any way to install PVE on single drive with ZFS using PVE...