@ben_howdle @Netlify Hey Ben 👋
I use @eleven_ty Eleventy with @Netlify Functions quite a bit. the latest version of Netlify Dev (installed with Netlify CLI) should take care of this for you. I have a little demo repo which should do exactly what you are looking for.
https://github.com/philhawksworth/speedrun
My tweets and posts live here on my own domain these days.
You can explore them here and follow me on Mastodon instead of Twitter where I'm not currently active.