Domain-model.md

 Domain model  
-![DomainModel](uploads/28804c954b37c6dd9ad197229f178bb9/DomainModel.png)
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+![DomainModel](uploads/28804c954b37c6dd9ad197229f178bb9/DomainModel.png)  
+[Requirements](https://gitlab.stud.idi.ntnu.no/gruppe-12/picturerama/-/wikis/Requirements)
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