Sample App: BookReview Service: Implement the microservice v1

[Leo6Leo]

Problem

In this issue, we are implementing the knative service that provide the supports that make the book review feature works. In version 1, it connects to the broker only, no database services is connected.

This will be a Node.js web server that is handling all the incoming requests, and forward the event to the Knative Broker.

More details can be found in the design doc here.

Persona:

Which persona is this feature for?
Administrators and developers

Exit Criteria

• A docker image that contains the Node.js application, acting as the server to send the request to the broker. No database operation will be performed in v1.
• A detailed documentation that explains it and include the setup guide.

Time Estimate (optional):
How many developer-days do you think this may take to resolve?
2-3

Additional context (optional)