The current series is described in the current.markdown file.

When the series ends, move this file to the _previous_series folder with a name like 2023winter.md (make sure it starts with the year so that we can order these pages correctly), and update current.markdown to describe the new series.

Install jekyll then...

Hit "F5" to start the jekyll web server and launch your browser to the website.

1. Run bundle exec jekyll serve.
2. Check the terminal output to find the server address for viewing the website in your browser (e.g. http://127.0.0.1:4000/)