Viewing HTML pages from Github.com

Today a colleague shared some mockups via a Github.com link. The link led me to the raw HTML file. I don't wanna see that, I wanna see the mockup. I couldn't find a button in the Github UI that allowed me to do that. I could download the file and open it up in my browser, but I would rather be able to do it in one click. So I worked with an agent to build this browser extension that lets me right…