You will need Visual Studio in order to use this repository
You will want to open the Solution file using Visual Studio. With Visual Studio installed this can be done by going to the file explorer and double clicking the file.
You may have to right click and use "Open With"
To build the project click on the build button in the menu This will build the project installing any dependencies required
You can click on the Green Forward Icon below the named menu options This will allow you to run the framework and will open a swagger page which you can use to test the API