- Rename feature-figure.html and its class from post-media to
featured-media
- Move all <figure> formatting to a separate section
- Put the .featured-media CSS next to the rest of the figure formatting
as it's sorta a special case of regular figure
I think this may have changed in Hugo's history, but now description and
summary are considered different things. The description is what goes in
metadata (and what search engines see), while the summary is the blurb
about the article that should be displayed when rendering a summary
(what I should've been using always here).