Alby on Nostr: Sure. That's easily possible if you use the default Alby Hub with its integrated LDK ...

Sure. That's easily possible if you use the default Alby Hub with its integrated LDK node. You'll find the steps here: https://guides.getalby.com/user-guide/alby-account-and-browser-extension/alby-hub/faq-alby-hub/how-can-i-migrate-alby-hub-to-a-different-machine