Andrew on Nostr: npub1yxxu3…np7am yeah, maybe it could use an "undo to last solved state" optionnpub1yxxu3fkku2jfpuuhesaexzuhh6z5al0rjjs292kcvcryxc35v02qenp7am (npub1yxx…p7am) yeah, maybe it could use an "undo to last solved state" option