Hey, it's back up now, just so you know, it had nothing to do with the technology itself and a lot to do with me not doing a proper job at coding: https://news.ycombinator.com/item?id=29613528
Hey, OP here. The site was down because it exceeded the API calls limit of the headless CMS I'm using.
I forgot to add some basic caching to the site, and it absolutely backfired when the "HN effect" happened on a Saturday while I was on a fishing trip. Perks of the modern like.