Nice tutorial! Another option is use @Damus with @Alby Albyhub on your @Umbrel ☂️ or @Start9 node, connect to Damus from Albyhub in the ‘connect’ options and go this url to enable zaps:

Zap Zap Zap

In Albyhub you can also connect to other clients. No KYC needed, funds are in your node. ⚡️