<!-- HARNESS MIRROR — do not edit here. Canonical source: skills/ or commands/. After editing source, copy into cli/assets/<harness / and repo-root harness mirrors. -- Context: this sub-skill is one lens of the broader skill. If the skill is also installed, read its SKILL.md first for Discovery + Anti-Slop + Craft Test, then apply the specific lens below. Shape the UI for before writing code. Load the skill. This command produces a shape artifact , not JSX. The point is to force low-fi thinking — content inventory, layout regions, state coverage, open questions — before any component is writt…