4.0.0 org.springframework.boot spring-boot-starter-parent 4.1.1 com.ankurm jfr-demo 1.0.0 jar jfr-demo Companion project for "Java Flight Recorder and Mission Control: Profiling a Live Spring Boot App in 20 Minutes" (ankurm.com) 25 org.springframework.boot spring-boot-starter-web org.springframework.boot spring-boot-starter-test test jfr-demo org.springframework.boot spring-boot-maven-plugin