The first release of the Kotlin version of nostr:npub1yu0cv032ffd32ek69wufk798m9s2d7gygntrxger3vy40v44l9jssfg2wv will be a utxo based wallet. lists utxos, forces user to select which utxo they want to spend. Doesn’t sign it, just builds psbt and exports to offline signers, import completed psbt for broadcast.
Step 1, get this working: