Using the provided skeleton, implement the REST service.
Useful link: https://spring.io/guides/gs/rest-service/
In addition you could use Swagger to provide API documentation.
The basic part of the task was completed, an application was developed that provides a REST API and allowing CRUD operations. Implementation Main App used Java 8, Maven, Spring JDBC, Spring Boot.
Unit Tests* - Written a couple of Unit Tests using JUnit 4 and Mockito framework
UI** - To make HTTP requests to the application are used Ajax-requests (JSON)