Developer Roadmap Spring boot java Spring Core spring authorization server Spring cloud GitHub Pages backend Internet spring security Jekyll github hibernate Spring Data readme Spring MVC 회고 Authentication OOP Web Framework pinned repo giscus spring cloud eureka entity lifecycle embedded server Retrospection github profile OpenFeign Chirpy undertow Spring Boot Starter conditional Utterances Spring Boot Actuator Basic Authentication autoconfiguration Collection Framework gradle MicroService oauth2 http client Bean Scope Circuit Breaker Jetty Encapsulation Inversion of Control Disqus Exception Handling gist Aspect Oriented Programming build tool Sleuth JWT file IO stream Serialization annotation config Domain Name generic Configuration hosting gateway data type variable JPA Object Oriented Programming Networking Package Transaction Authorization BREW Hits Dependency Injection inheritance AOP loop object function Tree abstraction Class method tomcat thread Spring garbage collection Testing IOC Polymorphism Interface browser HTTP data structure memory management Language favicon JVM Java Virtual Machine DNS JDBC socket MAC