This is a simple guide and step by step tutorial on how I got tiny core red pill loader running and working on a proxmox server. This not the only way, just the way I do it and it seems to work. You will need a few things downloaded and ready to access on your local machine.
The tiny core red pill image from @pocopico DOWNLOAD
Putty for windows (or your mac equivalent) DOWNLOAD
WinSCP for windows (or mac equivalent) DOWNLOAD
and of course a working server with