routing+htlcswitch: ProduceHtlcExtraData uses first hop pub key

routing/bandwidth_test.go

@@ -9,6 +9,7 @@ import (
 	"github.com/lightningnetwork/lnd/htlcswitch"
 	"github.com/lightningnetwork/lnd/lnwallet"
 	"github.com/lightningnetwork/lnd/lnwire"
+	"github.com/lightningnetwork/lnd/routing/route"
 	"github.com/lightningnetwork/lnd/tlv"
 	"github.com/stretchr/testify/require"
 )
@@ -161,8 +162,8 @@ func (*mockTrafficShaper) PaymentBandwidth(_, _, _ fn.Option[tlv.Blob],
 // data blob of an HTLC, may produce a different blob or modify the
 // amount of bitcoin this htlc should carry.
 func (*mockTrafficShaper) ProduceHtlcExtraData(totalAmount lnwire.MilliSatoshi,
-	_ lnwire.CustomRecords) (lnwire.MilliSatoshi, lnwire.CustomRecords,
-	error) {
+	_ lnwire.CustomRecords, _ route.Vertex) (lnwire.MilliSatoshi,
+	lnwire.CustomRecords, error) {
 
 	return totalAmount, nil, nil
 }