Echo

Model downloads, fine-tunes, big rsyncs — anything that outlives an SSH session. park drops the command into a detached tmux session and tees its output to a log; parked tells you which ones are still going, finished, or died.

~/.local/bin/park — start a command detached, log it, auto-close on finish:

Not limited to Ubuntu Server on Raspberry Pi, but I use these commands on my Pi 4.