Create mock-up for theme selection window

[Andreasgdp]

Short description of a problem or missing feature

Missing mock-up for theme selection window. This needs to be there in order to implement the feature.

Description of a possible solution

Create the mock-up in figma

[create-issue-branch]

Hi there 👋

Using this App for a private organization repository requires a paid subscription that you can buy on the GitHub Marketplace

If you are a non-profit organization or otherwise can not pay for such a plan, contact me by creating an issue

Since you activated this App before the paid plan introduction it keeps on working for this repository. Upgrade to the paid plan to remove this message.

[create-issue-branch]

Branch issue-90-Create-mock-up-for-theme-selection-window created!

[Andreasgdp]