better pool and changed schema

node.go

@@ -9,7 +9,6 @@ import (
 )
 
 var (
-	ErrServerNotFound   = errors.New("server not found")
 	ErrNodesOffline     = errors.New("one or more nodes are offline")
 	ErrNodesNotSearched = errors.New("one or more nodes could not be searched")
 )
@@ -29,8 +28,6 @@ type Node struct {
 
 type NodeList []*Node
 
-type ServerList []*Server
-
 type NodeClient struct {
 	client *Client
 }
@@ -106,5 +103,5 @@ func (c *NodeClient) FindServerByURL(ctx context.Context, url string) (s *Server
 	if err != nil {
 		return
 	}
-	return c.FindServer(ctx, "", id)
+	return c.FindServerByID(ctx, id)
 }