go.mod: pin fixed lndclient addinvoice hints

Include lightninglabs/lndclient#268
Preserve AddInvoiceData fields across invoice wrappers

Author: starius

go.mod

@@ -20,7 +20,7 @@ require (
 	github.com/jessevdk/go-flags v1.4.0
 	github.com/lib/pq v1.10.9
 	github.com/lightninglabs/aperture v0.3.13-beta
-	github.com/lightninglabs/lndclient v0.20.0-7
+	github.com/lightninglabs/lndclient v0.20.0-8
 	github.com/lightninglabs/loop/looprpc v1.0.7
 	github.com/lightninglabs/loop/swapserverrpc v1.0.14
 	github.com/lightninglabs/taproot-assets v0.7.0

go.sum

@@ -1116,8 +1116,8 @@ github.com/lightninglabs/gozmq v0.0.0-20191113021534-d20a764486bf h1:HZKvJUHlcXI
 github.com/lightninglabs/gozmq v0.0.0-20191113021534-d20a764486bf/go.mod h1:vxmQPeIQxPf6Jf9rM8R+B4rKBqLA2AjttNxkFBL2Plk=
 github.com/lightninglabs/lightning-node-connect/hashmailrpc v1.0.4-0.20250610182311-2f1d46ef18b7 h1:373o5lNr1udAdhcf5+zq/0dYpRtkvYLl8Lk6wG7I0DY=
 github.com/lightninglabs/lightning-node-connect/hashmailrpc v1.0.4-0.20250610182311-2f1d46ef18b7/go.mod h1:bDnEKRN1u13NFBuy/C+bFLhxA5bfd3clT25y76QY0AM=
-github.com/lightninglabs/lndclient v0.20.0-7 h1:EA5QOjT9IJmcgybIuR4pmIXkj2GMpa/2PxOf6j4reWU=
-github.com/lightninglabs/lndclient v0.20.0-7/go.mod h1:gBtIFPGmC2xIspGIv/G5+HiPSGJsFD8uIow7Oke1HFI=
+github.com/lightninglabs/lndclient v0.20.0-8 h1:xymEVZjHcFoszZsJy3jyPNErY+YBCkxLDRV5ohynry4=
+github.com/lightninglabs/lndclient v0.20.0-8/go.mod h1:AQTlloQUUK6OW6j9YRiA/7Sy09PXlyVxsvPo5bW0L6A=
 github.com/lightninglabs/migrate/v4 v4.18.2-9023d66a-fork-pr-2 h1:eFjp1dIB2BhhQp/THKrjLdlYuPugO9UU4kDqu91OX/Q=
 github.com/lightninglabs/migrate/v4 v4.18.2-9023d66a-fork-pr-2/go.mod h1:99BKpIi6ruaaXRM1A77eqZ+FWPQ3cfRa+ZVy5bmWMaY=
 github.com/lightninglabs/neutrino v0.16.1 h1:5Kz4ToxncEVkpKC6fwUjXKtFKJhuxlG3sBB3MdJTJjs=

test/lightning_client_mock.go

@@ -105,11 +105,17 @@ func (h *mockLightningClient) AddInvoice(ctx context.Context,
 	// Create and encode the payment request as a bech32 (zpay32) string.
 	creationDate := time.Now()
 
-	payReq, err := zpay32.NewInvoice(
-		h.lnd.ChainParams, hash, creationDate,
+	options := []func(*zpay32.Invoice){
 		zpay32.Description(in.Memo),
 		zpay32.CLTVExpiry(in.CltvExpiry),
 		zpay32.Amount(in.Value),
+	}
+	for _, routeHint := range in.RouteHints {
+		options = append(options, zpay32.RouteHint(routeHint))
+	}
+
+	payReq, err := zpay32.NewInvoice(
+		h.lnd.ChainParams, hash, creationDate, options...,
 	)
 	if err != nil {
 		return lntypes.Hash{}, "", err