diff --git a/constants/constants.go b/constants/constants.go
index d4cd785..6521c44 100644
--- a/constants/constants.go
+++ b/constants/constants.go
@@ -5,3 +5,11 @@ const NAME_HEADER = "morffix-name"
 const UUID_HEADER = "morffix-uuid"
 
 const INDEX_TEMPLATE_NAME = "index.tmpl"
+const LIBRARIES_TEMPLATE_NAME = "libraries.tmpl"
+const LIBRARY_TEMPLATE_NAME = "library.tmpl"
+const MESSAGE_TEMPLATE_NAME = "message.tmpl"
+const TASK_TEMPLATE_NAME = "tasks.tmpl"
+
+const (
+	HEALTHCHECK_TASK_TYPE = iota
+)