Generalize personas and remove hardcoding

* **Feature description:** (Example: Add an exit button)
- Remove hardcoding of personas and their facets and instead pull them from a reference location.

* **Reason for the feature or improvement:** (Example: there is no right way to exit from the application)
- Prevent code change on new personas

* **How does your idea fit with the aim/scope of the project?** (Example: feature gives the workflow)
- Better code maintainability

* **What are the merits of the feature?** (Example: prevent data loss)
- Remove hardcoding

* **Screenshots, if you can show something similar, or a sketch:**

* **Any other information:**