A humanities lecture: how Renaissance linear perspective reshaped early cartography — sources, argument, and evidence. Built as a decision-grade academic research deck for faculty, graduate seminar.
Install
npx skills add nexu-io/open-design --skill html-ppt-zhangzara-vellumnpx skills add nexu-io/open-design --skill html-ppt-zhangzara-vellum -a claude-code -gnpx skills add nexu-io/open-design --skill html-ppt-zhangzara-vellum -a codex -ggemini skills install https://github.com/nexu-io/open-design.git --path design-templates/html-ppt-zhangzara-vellumgh skill install nexu-io/open-design html-ppt-zhangzara-vellumgit clone --depth 1 https://github.com/nexu-io/open-design /tmp/nexu-io__open-design
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/nexu-io__open-design/design-templates/html-ppt-zhangzara-vellum ~/.claude/skills/html-ppt-zhangzara-vellum # Claude Code
cp -R /tmp/nexu-io__open-design/design-templates/html-ppt-zhangzara-vellum ~/.agents/skills/html-ppt-zhangzara-vellum # Codex, Cursor, Gemini CLI, Copilot, OpenCode