Head on over to the website for more information and find your profile up there.
Here you can make a PR introducing yourself my adding your introduction to src/content/introductions/<your-name>/ so that you can get your first open source contribution down. Meet other people with similar passions as you make connections for the future and help each other out in your development journey.
Don't worry if you don't know what the above words mean. If you want to learn head on over to documentation that I have written and it should take you through everything you might need to get started.
Read the CONTRIBUTING.md file so as to get to know how to get started with contributing here.
Read the CODE_OF_CONDUCT.md and follow that.