Keysend enables you to receive LN SATs by just sharing your lightning address. Is this enabled on Umbrel by default and if not is it possible?
Keysend is enabled by default on Umbrel: https://github.com/getumbrel/umbrel/blob/adaf08aed7ccf6784b4b0f59b46c7e95ed67ba14/templates/lnd-sample.conf#L11.
How can we test this? What part of the Lightning Address needed for key send?
Here is mine: