If you're all high school friends, do you actually need a website or can you just play it in OOTP and chat in whatever software/app you're using now? Or do you want to see the HTML reports in your browser? There are lots of different levels of complexity depending on what you're trying to accomplish. My league(s) are here:
World Baseball Association
But we have a forum, Slack group, etc. and lots of that may be completely unnecessary for you. It also costs money (server host, etc.).