The user wallet must support sending to bolt12 addresses. Currently only cln and phoenix i think
Discussion
Ohhh that sucks :(
Bolt 12 is supported by at least a dozen wallets, and increasing rapidly. Also supported by Strike and Boltz exchange.
also nostr:nprofile1qqst4qyeqenw7zm0fwjsty68h6cnys5jre2xd8ngqpjv5a2j26s78fspzemhxue69uhhyetvv9ujucm0d9hx7uewd9hj75a0pev support bolt12, if you want experiment with something custodial