You can't run codes on GitHub.
The only thing that you can do is hosting a static website.
Other than that, everything else is just files,
you'll have to clone it in your local computer and run it.
# 1) If you don't have git installed, install it through
# On Windows 10
https://git-scm.com/download/win
# On Linux
sudo dnf install git-all
# On a Debian-based distribution as Ubuntu
sudo apt install git-all
# On Mac
https://git-scm.com/download/mac
# 2) Clone repo to your local machine
git clone your_repo_url
# 3) Access your cloned repo directory
cd your_repo_url
# 4) Run your code in local as in your repo documentation specified