I'm done! And with time to spare.

I might add more to it if I get some ideas, but for all intents and purposes it's done: https://geeitsomelaldy.itch.io/mallows-world-adventure

Along the way I've learned that if you don't guard against it, then putting things into a full inventory can cause a stack overflow, that my programmer art is getting better and is somewhat passable, and that a topographical map of Sri Lanka looks kind of like an Avocado.