Yes it is possible https://github.com/CamHenlin/imessageclient
Or if you don't mind disabling SIP https://docs.mau.fi/bridges/go/imessage/mac-nosip/setup.html
Or if you don't mind disabling SIP https://docs.mau.fi/bridges/go/imessage/mac-nosip/setup.html
Would it be possible for you to ssh into that Mac mini and generate imessages from the command line ?
You wouldn’t need beeper for that, would you?
Genuinely curious…