fix paychmgr constructor to take an easier to implement interface

node/builder.go

@@ -308,6 +308,7 @@ var ChainNode = Options(
 	Override(new(api.WalletAPI), From(new(wallet.MultiWallet))),
 
 	// Service: Payment channels
+	Override(new(paychmgr.PaychAPI), new(modules.PaychAPI)),
 	Override(new(*paychmgr.Store), modules.NewPaychStore),
 	Override(new(*paychmgr.Manager), modules.NewManager),
 	Override(HandlePaymentChannelManagerKey, modules.HandlePaychManager),

node/modules/paych.go

@@ -4,6 +4,7 @@ import (
 	"context"
 
 	"github.com/filecoin-project/lotus/chain/stmgr"
+	"github.com/filecoin-project/lotus/node/impl/full"
 	"github.com/filecoin-project/lotus/node/modules/dtypes"
 	"github.com/filecoin-project/lotus/node/modules/helpers"
 	"github.com/filecoin-project/lotus/paychmgr"
@@ -24,6 +25,13 @@ func NewPaychStore(ds dtypes.MetadataDS) *paychmgr.Store {
 	return paychmgr.NewStore(ds)
 }
 
+type PaychAPI struct {
+	fx.In
+
+	full.MpoolAPI
+	full.StateAPI
+}
+
 // HandlePaychManager is called by dependency injection to set up hooks
 func HandlePaychManager(lc fx.Lifecycle, pm *paychmgr.Manager) {
 	lc.Append(fx.Hook{