Packt has other great resources for learning about Spring Boot:
- Learning Spring Boot 2.0 – Second Edition by Greg L. Turnquist (https://www.packtpub.com/application-development/learning-spring-boot-20-second-edition)
- Spring Boot – Getting Started [Integrated Course] by Patrick Cornelissen (https://www.packtpub.com/web-development/spring-boot-getting-started-integrated-course)