Here is the NIP-26 user story I wrote up a while back building on #[4]​ example demo using seedsigner:
Discussion
Looks very similar for Damus, would love to see it added there!
"a cold storage device like Passport..."
Errm, everyone else gotta catch up to the code I'm already running on #[6]
https://gist.github.com/kdmukai/089ff308506058973974479ae4b64b42