The idea of SwimifyHandler is to simplify and reduce manual work for coaches in upcoming competitions. The application is under development and subject to change very fast.
Some general tips and tricks to get going if you are stuck along the way when running the program as it is right now. Bear in mind that some of the issues have been seen in the early stage of the project and possibly no longer applicable.
In short you have to install chrome and chromedriver in order for selenium to work. This is not installed out of the box. A good guide for getting selenium to work with WSL you can find here.