Discussions provides a simple way to spark user engagement on your site by allowing users to have topical discussions within groups. If this sounds familiar, it should.
The whole point of using the Uikitty Starter theme is for fast setup of a custom Uikitty sub theme of your own design, making available all the features of Uikitty/Uikit without any assumption of design. For this reason, you will want to modify the theme directory and file names from "uikitty_starter" to "your_theme_name". You will probably want to create your own regions by adding them to the *.info.yml file and then using them in your twig templates placing them wherever you like.