zsh-compatible: use find instead of glob to avoid NOMATCH error

Design consultation: understands your product, researches the landscape, proposes a complete design system (aesthetic, typography, color, layout, spacing, motion), and generates font+color preview pages. Creates DESIGN.md as your project's design source of truth. For existing sites, use /plan-design

Source: github.com/garrytan/gstack/tree/main/design-consultation · License: MIT