Hmm, says
https://www.expandrive.com/sshfs-mac/> The go-to opensource option is the port of SSHFS from Linux by macFUSE. It is a relatively straightforward no-frills command-line appliation without any user interface,...
Without any user interface ?? Its got a perfectly good command line interface !
> One caveat is that like many solutions, it relies on a kernel extension which has been deprecated by macOS and requires a reboot into recovery mode to reduce security level on newer M1 based macs.
Ahh, run away, run away ! You sure don't want to be asking users to do things like that ! So, yep, I agree, thats not going to work.
I can remember days spent trying to get expect scripts to work reliably, so I sympathize ....
Good luck.
Davo