burn: macos: sdcard clone

[laszewsk]

• [x] evaluate pishrink for osx

• [x] verify backup on osx

• [-] verify shrink on osx does not work as it uses gparted

• [-] verify burn of shrinked image on osx

• [-] verify shrink install

• [x] add command template (gregor)

  • [x] cms burn copy template added
  • [x] cms burn backup template added
  • [x] simplified code by removing interprete

• [x] find how we can clone an SDcard

• [x] use shrinking

  • [x] find links on the web, select a method that works and is established
  • [x] implement cms burn shrink install
  • [x] pishrink installs
  • [x] implement cms burn shrink --image=NAME
  • [x] test shrink

• [x] implement cms burn copy

• [x] implement cms burn backup

see also:

• https://beebom.com/how-clone-raspberry-pi-sd-card-windows-linux-macos/

• https://mtyka.github.io/raspberrypi/2019/07/25/shrink-raspberrypi-image.html

• https://ostechnix.com/pishrink-make-raspberry-pi-images-smaller/

• https://www.outdoortechnologist.com/2020/10/05/wsl2-drive-mount-dd/

• https://superuser.com/questions/1109993/accessing-removable-media-in-bash-on-windows