I had a startup give me a take home to implement a graphql api on top of some sample data they gave me. Recruiter said they were in the middle of a migration and I made some assumptions

Google’s project idx might work for you, https://idx.dev/ it can pull from GitHub and run an instance of vs code and a terminal in the browser. It’s not the fastest, but I’ve been using it to do some dev work with my iPad on an Astro project I have