It's a simple user api project based on spring-boot, jpa and mysql.
To run the project, import it to intellij idea and reimport all maven settings. After that, run the project and visit localhost:8080/user. Mysql settings are located in application.properties. In order to connect the server, you need to change the settings to satisfy your local mysql server.
Folder src is where code locates and doc is a simple documentation for the api.