all right just quick playing around, it can pull in a pub key from nostr and change the photo, i didnt do the other stuff, as no time

profile management would be a different screen or app, but linktree is mainly view anyway

https://melvincarvalho.github.io/linktree/?pubkey=1bc70a0148b3f316da33fe3c89f23e3e71ac4ff998027ec712b905cd24f6a411#popup