Previous and Next for Next js

So I wrote a node script to update my previous and next for every blog entry and then it would write it out in markdown as part of the header, so it would look like this:

---
title: "Practice does not make perfect"
date: "2018-04-15"
next: "simplicity-over-complex"
prev: "building-teams-and-careers"
---

And it would sort my posts by date, so it would aut…