multi: rename AddLightningNode methods

to AddNode

graph/interfaces.go

@@ -200,13 +200,13 @@ type DB interface {
 	FetchChannelEdgesByID(chanID uint64) (*models.ChannelEdgeInfo,
 		*models.ChannelEdgePolicy, *models.ChannelEdgePolicy, error)
 
-	// AddLightningNode adds a vertex/node to the graph database. If the
+	// AddNode adds a vertex/node to the graph database. If the
 	// node is not in the database from before, this will add a new,
 	// unconnected one to the graph. If it is present from before, this will
 	// update that node's information. Note that this method is expected to
 	// only be called to update an already present node from a node
 	// announcement, or to insert a node found in a channel update.
-	AddLightningNode(ctx context.Context, node *models.Node,
+	AddNode(ctx context.Context, node *models.Node,
 		op ...batch.SchedulerOption) error
 
 	// AddChannelEdge adds a new (undirected, blank) edge to the graph