https://docs.spring.io/spring-framework/docs/current/javadoc-api/org/springframework/core/annotation/MergedAnnotations.html

https://github.com/projectlombok/lombok/issues/557
https://github.com/projectlombok/lombok/issues/1993
https://www.baeldung.com/lombok-custom-annotation

2018
https://www.swtestacademy.com/how-to-merge-multiple-annotations-in-java/
lombok
https://stackoverflow.com/questions/33512957/is-it-possible-to-use-lombok-annotations-as-a-meta-annotation