This is a website tool to help you test your server-sent event implementations. It provides you with a website that can subscribe to your server-sent events or alternatively a webserver that provides a server-sent event every two seconds that you can subscribe to.
To run this, build both the frontend and the backend with their respective tools. Then, place the contents of the frontend build result into a directory called public thats next to the executable provided by the backend. Then run the executable