Node.js project stuck on "loading"

Using a github project I found I was working on this site just for it to say “starting” forever.
https://polished-chocolate-nut.glitch.me/ The Project
GitHub - slime34/NodePlanet: BrickPlanet in Node Github page i found

If you can help that would be great! Thank you

You can try to reset the project by running a command in the terminal.

Tools -> Terminal.

In the terminal, paste the following line of commands (it deletes the package-lock.json file, node_modules/* and refreshes the installation, regenerates a package-lock.json file and re-downloads node_modules dependencies):

$ rm -rf package-lock.json && rm -rf node_modules && refresh