release(design): v1.9.0 Core UI Component Library, 15-Rule Governance & Token Efficiency

[alwkala]

Summary of Changes in v1.9.0

• Architectural Shift: Decoupled Design Intelligence from Implementation (Operational Memory + Workflows + Mechanical Anti-Slop Quality Gate).
• Component Libraries (Vol 01-03): Added Eyebrow/Kicker matrix (21), Hero Section matrix (22), Card Architecture matrix (23), Button/CTA matrix (24), Divider/Separator matrix (25), Metrics/Stat matrix (26), List/Indicator matrix (27), and Shared Motion Primitives (28).
• Structural Governance: 100% compliant with 15-Rule Governance ( ools/validate_skill.py passes 15/15 checks).
• Token Efficiency (Rule 15): YAML Primacy via �rand.yaml saving 35-50% LLM tokens.
• Multilingual Documentation: Updated 8-language documentation and bilingual Engineering & User Guides (docs/GUIDE.md & docs/GUIDE.ar.md).