smnh

Great idea using Gists to power your blog!

Regarding "rebuild / publish when posting" Some static site generators can generate sites in a matter of milliseconds. The advantage of using static sites is having fully SEOed site. Though it might require of having an additional step of manually triggering the build, or if possible, wiring the build process to some kind of webhook when the content changes, or in your case, a Gist is added.