### Relevant Article: - [Get All Endpoints in Spring Boot](https://www.baeldung.com/spring-boot-get-all-endpoints) - [HTTP PUT vs. POST in REST API](https://www.baeldung.com/rest-http-put-vs-post) - [415 Unsupported MediaType in Spring Application](https://www.baeldung.com/spring-415-unsupported-mediatype)