refactor(website): rewrite website in gleam

[sammy-ette]

Hilbish's website is in need of a redesign. Why? Well, a few reasons:

• Something written in Gleam allows the site to be a lot better looking
• And more custom and styled overall
• I don't have to work within Hugo's limits.
• I like Gleam for web development. I've been using it for side projects and also my website (the gleam rewrite isn't public, but it exists as well)
• Because I want to