Creating A Simple Inventory System Part 12 2020 NodeJS ExpressJS API

This is part 12 of the Simple Inventory System tutorial series. In this part of the tutorial series, we are creating the fetch categories endpoint.
The Simple Inventory System tutorial series is aimed at creating a simple inventory system that will be available on the web and mobile using native techniques. This tutorial series will use VueJS, NodeJS, Microsoft SQL, Swift, SwiftUI to built the iOS interface, and Kotlin and XML to create the Android interface. Please join me in this tutorial journey.