[Feature request] Allow for forwarding payment

[talvasconcelos]

Allow to set a forward payment LNURL or lnaddress .

[dni]

cool idea, we could add New LnAddress forwards and do that accourdingly on the well-known path

[DoktorShift]

Isn't this something Scrub Extension is now doing?

@tlindi Scrub is doing based on wallet while this feature proposal is based on lnurlp.