chore: gitignore review-package and scratch files; fix SKILL.md step-1 gate

.gitignore

@@ -101,3 +101,17 @@ ab-test/
 compositions/
 video-6-2-patched/
 claude-design-hyperframes-video/
+
+# Review package (rater review copy, not part of repo)
+review-package/
+
+# Session scratch files
+beat1-*.png
+studio-overview.png
+studio-check.png
+eval-page.html
+scripts/generate-eval-page.ts
+transcript.json
+
+# Claude Code project cache
+.claude/projects/

skills/website-to-hyperframes/SKILL.md

@@ -50,7 +50,7 @@ Run the capture, read ALL extracted data (screenshots, tokens, design styles, te
 
 Write DESIGN.md — a comprehensive brand cheat sheet with 9 sections: Visual Theme, Color Palette, Typography, Component Stylings, Layout Principles, Depth & Elevation, Do's/Don'ts, Responsive Behavior, Agent Prompt Guide. Use `design-styles.json` for exact computed values.
 
-**Gate:** `DESIGN.md` exists in the project directory (200-400 lines, 10-15 colors, 12-16 components).
+**Gate:** `DESIGN.md` exists in the project directory with all 9 sections complete. User review done (colors/fonts/tone confirmed or corrected).
 
 ---