Once this is complete, you can remove the SD card and the device will now be able to boot directly from NVMe (SD card is no longer needed -- this is true even if you decide to re-image your NVMe SSD) ...

Diskomator is an OS-in-an-EFI-binary whose only job is to expose all local disks as NVMe-TCP network block devices, as they appear. When built, it results in a single UEFI binary, that embeds a full ...