* What went wrong: Execution failed for task ':bootJar'. > Error while evaluating property 'mainClass' of task ':bootJar' > Failed to calculate the value of task ':bootJar' property 'mainClass'. > Main class name has not been configured and it could not be resolved bootJar { enabled = false } root 모듈의 build.gradle에 위의 코드를 추가했다. root 모듈에 main 클래스가 없기 때문에 필요한 코드다. 참고 👇 https://velog.io/@devduhan/S..