Vercel is often the best choice for hosting WebGeoDa scaffolding. Similar to Netlify, it provides static site hosting that supports Next.js --which Vercel built! It's fast, it's powerful, and they provide additional services beyond static site hosting if you grow beyond static needs. To get started, create or link an account on Vercel.
Next, follow the below tutorial to link your Github repo to a Vercel deployment.
Next.js 101 - Free Online Course by Petr Tichy
Note that for organizations, Vercel does not provide a free plan -- individuals can use the free tier.