these 2 derivations will be built:
  /nix/store/s9zmspr91ar9f063wnl1ibir91il63m7-flake-inputs.drv
  /nix/store/lvfngs6v2kdrk1wh1m73jrj5qzmndg4q-check-flake-inputs.drv
building '/nix/store/s9zmspr91ar9f063wnl1ibir91il63m7-flake-inputs.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/s9zmspr91ar9f063wnl1ibir91il63m7-flake-inputs.drv'
building '/nix/store/lvfngs6v2kdrk1wh1m73jrj5qzmndg4q-check-flake-inputs.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/lvfngs6v2kdrk1wh1m73jrj5qzmndg4q-check-flake-inputs.drv'

upload niks3: ok