Revise project overview and microservices descriptions

Updated the project overview and detailed sections on the MicroProfile e-Commerce application, including descriptions of key microservices and their functionalities.

Author: ttelang

modules/ROOT/pages/index.adoc

@@ -49,23 +49,21 @@ First, an overview of the MicroProfile project is presented, followed by detaile
 
 === Project
 
-In this tutorial, you will learn to build a microservices-based e-commerce application called "MicroProfile e-Commerce". The app will demonstrate the use of MicroProfile APIs for developing an application based on microservices and cloud-native architecture.
+In this tutorial, you will learn to build a microservices-based e-commerce application called "MicroProfile e-Commerce". The app will demonstrate the use of MicroProfile APIs for developing an application based on microservices and cloud-native architecture. It would include multiple microservices, each serving a different purpose and highlighting different aspects of MicroProfile. You can use this adaptation as a practical case study to implement MicroProfile APIs in real-world applications.
 
-It would include multiple microservices, each serving a different purpose and highlighting different aspects of MicroProfile. Java developers can use this adaptation as a practical case study to implement MicroProfile APIs in real-world applications.
+The MicroProfile e-Commerce application comprises multiple microservices; among the key ones are the following:
 
-The MicroProfile e-Commerce application compirses of multiple microservices, among the key ones are as below:
+- **Product Catalog**: This service acts as the central repository for all product-related information, including detailed descriptions, pricing, and inventory levels. It provides APIs for fetching product details efficiently for the other microservices, such as the Shopping Cart. This microservice is vital for updating product data, ensuring data consistency and accuracy across the e-commerce platform.
 
-- **Product Catalog**: This service acts as the central repository for all product-related information, including detailed descriptions, and pricing, and inventory levels. It provides APIs for fetching product details efficiently for the other microservices, such as the Shopping Cart. This microservice is vital for updating product data, ensuring data consistency and accuracy across the e-Commerce platform.
+- **The Shopping Cart** : This service allows users to add or remove products from their shopping cart. It communicates with the Product Catalog Microservice to access up-to-date product information. It handles the storage and management of cart items for each user, including the calculation of cart totals with applicable discounts or promotions. This microservice interfaces with the Checkout microservice to initiate the order processing.
 
-- **The Shopping Cart**: This service allows users to add or remove products from their shopping cart. It communicates with the Product Catalog Microservice to access up-to-date product information. It handles the storage and management of cart items for each user, including the calculation of cart totals with applicable discounts or promotions. This microservice plays interfaces with the Checkout microservice to initiate the order processing.
-
-- **User Management**: This service is responsible for user account management, handles registration, login, and account updates securely using JWT tokens. It is essential for personalizing the user experience and safeguarding user information.
+- **User Management**: This service is responsible for user account management and handles registration, login, and account updates securely using JWT tokens. It is essential for personalizing the user experience and safeguarding user information.
 
 - **Order Processing**: This service manages the entire order process, from collecting shipping information and confirming order details to initiating payment processing. This microservice ensures a seamless transition from shopping to order completion.
 
-- **Payment**: Dedicated to processing payments, this microservice interacts with external payment gateways to securely handle transactions. It receives payment instructions from the Checkout microservice, executes the payment process, and confirms transaction outcomes. This microservice is crucial for ensuring financial transactions are conducted securely and efficiently, maintaining the integrity of the payment process.
+- **Payment**: Dedicated to processing payments, this microservice interacts with external payment gateways to securely handle transactions. It receives payment instructions from the Checkout microservice, executes the payment process, and confirms transaction outcomes. This microservice ensures financial transactions are processed securely and efficiently and maintains the integrity of the payment process.
 
-- **Inventory**: This service is dedicated to monitoring and managing inventory levels. It tracks product availability, updates inventory in real-time as sales occu, and provides restocking alerts. By integrating with the Product Catalog and Checkout microservices, it ensures that product availability is accurately reflected on the platform and that orders are only placed for in-stock items. This microservice is crucial for maintaining optimal inventory levels and preventing stockouts, thereby enhancing the customer shopping experience.
+- **Inventory**: This service is dedicated to monitoring and managing inventory levels. It tracks product availability, updates inventory in real-time as sales occur, and provides restocking alerts. By integrating with the Product Catalog and Checkout microservices, it ensures that product availability is accurately reflected on the platform and that orders are only placed for in-stock items. This microservice is crucial for maintaining optimal inventory levels and preventing stockouts, thereby enhancing the customer shopping experience.
 
 - **Shipping**: This microservice is responsible for managing the logistics of order delivery. It receives order details and shipping information from the Order Processing Microservice, ensuring that orders are shipped to customers in a timely and efficient manner. The Shipping Microservice plays a critical role in the post-purchase customer experience, managing expectations and communication regarding order delivery.