org.hibernate.service.spi.ServiceException

[zeroexe1337]

I'm unable to run your Spring Boot App

[adamhosticka]

What version of JDK do you have? Try running with JDK Amazon Corretto 17 (17.0.10)
I updated the README

[adamhosticka]

By the way, this was a school project. More emphasis was put to designing and implementing this application, rather than creating some professional training plan, unfortunately.