Added more comments to the code

Implement gracefulShutdown utility function

Added some documentation to the database connectivity class

Implemented class based database connection

Add links to queries

Add GQL queries to the README

Added all the queries and mutations to the GraphQL.md

Implemented and Tested the Product Resolver

Create a resolver function to create the product

Implemented AuthChecker Resolver and Product Resolver

Add Product schema and service

Generate doucmentation for the Context Function in Apollo Server

Implemented and Tested the Authentication using Token

Added a way to deserialize user in apollo server context

Add duplicate record exception for duplicate email address

Add readme file for GraphQL Queries

Implement JWT Service class

Implement validate user function and findUserById AsQueryMethod

Seperated health check route

use seperation of concerns

Miscellaneous Changes

Reformat and Refactor the code for better readability

Implement MongoDB Connection Function

Worked on the schema part

Initialize server with apollo server and implement initial resolver

Configure routes and server

Configure the logger utility

Generate RSA keys and create an utility function to read the keys