You found this repository in two cases - I sent you the address or you searched for this one. If the first one is the right one, give me a star ;). If the second one is the right one, Kudos!
This is my elm project. I wanted to check elm and see how it was so I created a "simple" project.
First, go get the backend ans follow the instructions.
Then just run:
npm install -g elm@~0.18.0
npm install
npm run
After everything is running go to http://localhost:8080. Njoy!