Teach the user a new skill or concept, within this workspace.
$npx -y skills add avdlee/rocketsimapp --skill teachInstalls into the current project.
Run `npx skills use "https://github.com/avdlee/rocketsimapp" --skill "avdlee/rocketsimapp/teach"` 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/avdlee/rocketsimapp" that are relevant to the current task. Run `npx skills add "https://github.com/avdlee/rocketsimapp"` and select the relevant skills, then follow their instructions.