Fix: nil check player

handlers/actions.go

@@ -26,6 +26,9 @@ func createRoom(ctx context.Context, req *models.RoomReq) (*models.Room, error)
 
 func saveFullInfo(ctx context.Context, fi *models.FullInfo) error {
 	// INFO: no transactions; so case is possible where first object is updated but the second is not
+	if fi.State == nil {
+		return errors.New("player is nil")
+	}
 	if err := repo.PlayerUpdate(ctx, fi.State); err != nil {
 		return err
 	}