스프링 설치
https://spring.io/tools Spring Tools 4 is the next generation of Spring tooling Largely rebuilt from scratch, Spring Tools 4 provides world-class support for developing Spring-based enterprise applications, whether you prefer Eclipse, Visual Studio Code, or Theia IDE. spring.io 맞춰서 다운 그담에 알집지우고 압축풀기 아니면 알집안에 content.zip*/ spring-tool-suite-3.9.11.RELEASE-e4.14.0-win32-x86_64 이거깜 dev에넣기 dev에 stsd..