README file is updated

Author: anijitsao

README.md

@@ -3,18 +3,15 @@ Simple [GraphQL](https://graphql.org/) APIs implementation using [Node JS](https
 
 This example illustrates how to deploy [GraphQL](https://graphql.org/) APIs using [NodeJS](https://nodejs.org/en/docs/) functions running on [AWS Lambda](https://aws.amazon.com/lambda/) using the traditional [Serverless](https://www.serverless.com/framework/docs/providers/aws/guide/intro) Framework. The deployed functions work with [MongoDB Atlas](https://www.mongodb.com/docs/atlas/).
 
-To work with [GraphQL](https://graphql.org/) features, i.e. **Type Definitions, Mutations, Queries, Resolvers** [Apollo Server](https://www.apollographql.com/docs/apollo-server/) is used.
+To work with [GraphQL](https://graphql.org/) features, i.e. **Type Definitions, Mutations, Queries, Resolvers** the framework [Apollo Server](https://www.apollographql.com/docs/apollo-server/) is used.
 
-This Example works with [AWS HTTP API](https://docs.aws.amazon.com/apigateway/latest/developerguide/http-api-develop.html) events. 
-
-<!---
-For faster response with the APIs [Redis](https://redis.io/) *caching* is used.
--->
+This Example works with [AWS HTTP API](https://docs.aws.amazon.com/apigateway/latest/developerguide/http-api-develop.html) events i.e. `httpApi`. All *logs* for the function is kept in [AWS Cloudwatch](https://aws.amazon.com/cloudwatch/) i.e *persistent*.
+ 
 For *session tracking* [JSON Web Token (JWT)](https://jwt.io/) is used. 
-All *logs* for the function is kept in [AWS Cloudwatch](https://aws.amazon.com/cloudwatch/) i.e *persistent*.
 
 To use the code in this example you **must** have an valid [AWS account](https://aws.amazon.com/account/) and necessary [AWS IAM](https://aws.amazon.com/iam/) roles and programmatic access to an user. You **must** have a [MongoDB Atlas](https://www.mongodb.com/docs/atlas/) account.
 
+**This application is closely related to [simple-book-search-react](https://github.com/anijitsahu/simple-book-search-react). For Frontend deployment please check the repo [simple-book-search-react](https://github.com/anijitsahu/simple-book-search-react)**
 
 
 ## Features
@@ -60,7 +57,10 @@ $ git clone git@github.com:anijitsahu/simple-apollo-server-graphql-lambda.git
 Install all the necessary dependencies by going inside the directory
 
 ```bash
+# Navigating inside the directory
 $ cd simple-apollo-server-graphql-lambda
+
+# To install all the necessary dependencies
 $ npm install
 ```
 
@@ -192,11 +192,17 @@ mutation UpdateAuthorMutation(
 
 **POST** /url-of-the-deployed-lambda/graphql
 
+Following username and password is valid
+
+|Username | Password |
+|---|---|
+|admin | admin123 |
+
 ```javascript
 query CreateTokenQuery{
   // these are the only possible username and password
   createToken(username: "admin", password: "admin123") { 
     token
   }
 }
-```
+```