Zap_server now supports fetching invoices from your tor node via a Wireguard VPN tunnel, doing this over tor was taking a very long time creating a bad user experience for people zapping you. Also now creates kind 9735 zap receipt notes and broadcasts this to all relays in the zap request.
See the doc added below to create a Wireguard VPN tunnel between your clearnet zap_server and tor node for MUCH faster invoice fetching: