Update README.md

Author: glibnub

README.md

@@ -1,10 +1,12 @@
 ---
 languages:
 - javascript
+- nodejs
 page_type: sample
 products:
 - azure
 - azure-cosmos-db
+description: "How to use the Azure Cosmos DB with the Graph API to store and access data from a Node.js application."
 ---
 
 # Developing a Node.js app with Gremlin Graph Data using Azure Cosmos DB
@@ -34,4 +36,4 @@ The code included in this sample is intended to get you quickly started with a N
 - [Azure Cosmos DB](https://docs.microsoft.com/azure/cosmos-db/introduction)
 - [Azure Cosmos DB : Graph API](https://docs.microsoft.com/azure/cosmos-db/graph-introduction)
 - [Gremlin Node.js on NPM](https://www.npmjs.com/package/gremlin)
-- [Gremlin Node.js Source](https://github.com/jbmusso/gremlin-javascript)
+- [Gremlin Node.js Source](https://github.com/jbmusso/gremlin-javascript)