Fixing UEFI boot

I recently installed Proxmox VE on a server that was set to boot in BIOS/legacy mode, not UEFI. I later ran into the bug in grub where grub is really picky about what features are enabled in ZFS and will refuse to boot if certain features are enabled (large_dnode in my case). So I decided to switch the server to boot using UEFI but it dropped me to the UEFI shell.

It looks like although the Proxmox installer creates the UEFI partition, it does not properly create the boot entry if it is...

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