refactor: improve readability and maintainability of dataset handling#2217

TheMeinerLP wants to merge 2 commits intoSciCatProject:masterSciCatProject/backend:masterfrom

TheMeinerLP:refactor/improve-readbility-and-maintainbilityTheMeinerLP/scicat-backend-next:refactor/improve-readbility-and-maintainbilityCopy head branch name to clipboard