I thought it'd be funny to make a URL shortener that had a ridiculously long domain name
It exposes a very small number of routes where it accepts parameters thanks to Gorilla/mux.
Then it uses the Golang Markov chain generator example to generate a random string from the Project Gutenberg eBook of Grimms' Fairy Tales. It then enters that string into Bolt DB as a key, with the submitted link as a value.