Generate multiple radically different interface designs for a module using parallel sub-agents, then compare trade-offs. Based on \"Design It Twice\" from A Philosophy of Software Design. Use when user wants to design an API, explore interface options, compare module shapes, or mentions \"design it twice\".
$npx -y skills add danielvm-git/bigpowers --skill design-interfaceInstalls into the current project.
Run `npx skills use "https://github.com/danielvm-git/bigpowers" --skill "danielvm-git/bigpowers/design-interface"` 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/danielvm-git/bigpowers" that are relevant to the current task. Run `npx skills add "https://github.com/danielvm-git/bigpowers"` and select the relevant skills, then follow their instructions.