Sitecore Headless SXA – How to Configure Multisite Add-on Manually

A few months ago, I set up a Sitecore Headless Next.js app for learning purposes, following a helpful guide from Sandeep Pote's blog. Recently, I wanted to dive into a multisite architecture, but since I didn't use the multisite add-on template initially, I decided to manually configure it. The initial app I created used this …