After you've cloned or downloaded the project, open a CMD then cd <path/to/folder>. Once inside the folder, run the command...
to install the packages necessary for the app to run.
Go to the root directory of the project, then execute the following in 2 different CMDs...
To control the react app, open both
and
In the the same or different browsers.
Whatever you do in the "/Admin" page will reflect on the "/" page.