We had originally planned to go all-in on passkeys for ONCE/Campfire, and we built the early authentication system entirely around that. It was not a simple setup! Handling passkeys properly is surprisingly complicated on the backend, but we got it done. Unfortunately, the user experience kinda sucked, so we ended up ripping it all out...
I have a sub to dashlane that came with ten additional subs and despite trying to literally give them away to family and friends and you’d think I was trying to pull teeth.