Another option would be to splitout a cryptsetup-bin which ships the binary only, which is enough for USB devices. Then we can seed this, and leave handling of the full cryptsetup package to ubiquity/d-i as done now.
Another option would be to splitout a cryptsetup-bin which ships the binary only, which is enough for USB devices. Then we can seed this, and leave handling of the full cryptsetup package to ubiquity/d-i as done now.