sudocarlos on Nostr: is there a uri scheme or something that apps should be using to "trigger" the ...

is there a uri scheme or something that apps should be using to "trigger" the device's signer? i think this is a great feature, but in reality a lot of people are just trying to use another nostr app on the same device so the qr scanner and even the keyboard option feel a bit clunky and not the best ux flow for such a scenario