* Members and member types in the Management API
* Add validation endpoints for members
* Include validation result in service response + add unit tests
* Regenerate OpenApi.json
* Regenerate OpenApi.json after merge
* Don't throw an exception when trying to set valid variation levels for member types
* Added missing ProducesResponseType
* Remove TODO, as that works
* Allow creation of member with explicit key
* Do not feature "parent" for member creation + add missing response type
* Do not feature a "Folder" in create member type (folders are not supported)
* Added missing build methods
* Fixed issue with mapping
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Co-authored-by: Bjarke Berg <mail@bergmania.dk>
