Initial commit of Node.js role

Change-Id: Id65e0c52d469840857b152a5e562e79cbac16781
diff --git a/defaults/main.yml b/defaults/main.yml
new file mode 100644
index 0000000..110e758
--- /dev/null
+++ b/defaults/main.yml
@@ -0,0 +1,7 @@
+---
+# nodejs defaults/main.yml
+#
+# SPDX-FileCopyrightText: © 2020 Open Networking Foundation <support@opennetworking.org>
+# SPDX-License-Identifier: Apache-2.0
+
+nodejs_version: "node_12.x"