**As** a project manager
**I want to** have a view where I can create a Begin of the insertionwork breakdown structure WBS (germanEnd of the insertion PSP Begin of the insertion- Projektstrukturplan)End of the insertion
**so that** I can use this representation of the project on a hierarchical schema for workshops

**Acceptance criteria**

* I can create and edit work packages in a Begin of the insertionWBSEnd of the insertion Begin of the deletion PSPEnd of the deletion view
* I can create and edit relations in a Begin of the insertionWBSEnd of the insertion Begin of the deletion PSPEnd of the deletion view

More info: https://www.projektmagazin.de/glossarterm/projektstrukturplan