Incremental skill updater that maps git diffs to affected skills and optionally auto-syncs via a post-commit hook
$npx -y skills add aspenkit/aspens --skill doc-syncInstalls into the current project.
Run `npx skills use "https://github.com/aspenkit/aspens" --skill "aspenkit/aspens/doc-sync"` and follow the generated skill instructions now. Read its complete output, redirecting it to a temporary file first if necessary. Resolve relative paths from the supporting-files directory it provides.
Use the skills in "https://github.com/aspenkit/aspens" that are relevant to the current task. Run `npx skills add "https://github.com/aspenkit/aspens"` and select the relevant skills, then follow their instructions.