- [Using Multipart Form Data with Spring Boot](https://blog.classkick.com/using-multipart-form-data-with-spring-boot-3216d67ae2b9)
- SO [Spring Boot: How to include a configuration class that is not in my base package?](https://stackoverflow.com/q/60097674/515948)
- SO [only one MultipartFile object populated when using an java.util.Optional MutipartFile array or list @RequestParam [SPR-15919]](https://github.com/spring-projects/spring-framework/issues/20473)
- [Migrating from SpringFox](https://springdoc.org/migrating-from-springfox.html)
- [Maven groupId and package name in java source](https://stackoverflow.com/a/30197922/515948)
- [Generating Clients/Models for RESTful services from OpenAPI Specification](https://medium.com/codex/generating-clients-models-for-restful-services-from-openapi-specification-edf211e5d761)
### Settings
- [The settings.xml File in Maven](https://www.baeldung.com/maven-settings-xml)
### Errors
- SO [Spring Boot - Illegal reflective access by org.springframework.cglib.core.ReflectUtils$1](https://stackoverflow.com/q/52512580/515948)