What I learned building a slide-deck skill for AI agents (opens in new tab)

I wanted slides that didn't look like everyone else's slides. Most AI deck tools take your text and pour it into one fixed template, so every output has the same fonts and the same layout. I built a skill to do the opposite: design a fresh look per topic. Along the way I hit a few problems that were more interesting than the feature itself, so this is mostly about those. Skills are just a folder and a markdown file A skill is a directory with a SKILL.md inside. The frontmatter has a name and ...