I tried to use your NIP-05 from the video and it didn’t work, do you need to keep it secret?
You can now NIP-46 login on Habla with bunker:// URL or compatible NIP-05 nostr address, easy peasy!
https://video.nostr.build/d2a7261cc750814983e84076f86b3c705168713b821bb152336fc733c7cb4d1a.mp4
Discussion
you need to register a user yourself, nsecbunker remote signer is protected by a password, i log in after typing my password.