feat: refactor 30+ skills to Anthropic progressive disclosure pattern

- All SKILL.md files now <500 lines (avg reduction 69%)
- Detailed content extracted to references/ subdirectories
- Frontmatter standardised: only name + description (Anthropic standard)
- New skills: brand-guidelines, spec-coauthor, report-templates, skill-creator
- Design skills: anti-slop guidelines, premium-proposals reference
- Removed non-standard frontmatter fields (triggers, version, author, category)

Plugins affected: infraestrutura, marketing, dev-tools, crm-ops, gestao,
core-tools, negocio, perfex-dev, wordpress, design-media

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

wordpress/skills/wp-performance/SKILL.md

@@ -1,19 +1,32 @@
 ---
 name: wp-performance
-description: WordPress performance optimization. Analyzes and improves site speed,
-  caching, database, and assets. Use when user mentions "wordpress performance", "wp
-  speed", "optimize wordpress", "wordpress slow", "site performance".
-author: Descomplicar® Crescimento Digital
-version: 1.0.0
-quality_score: 75
-user_invocable: true
-desk_task: 1489
+description: Auditoria e optimização de performance WordPress. Analisa velocidade, caching, base de dados e assets. Usa Lighthouse, métricas Core Web Vitals e checklist sistemático.
 ---
 
 # /wp-performance - Auditoria Performance WordPress
 
 Checklist sistemático para auditar e optimizar performance de sites WordPress.
 
+## Contexto NotebookLM
+
+ANTES de executar, consultar notebooks para contexto especializado:
+
+| Notebook | ID | Consultar quando |
+|----------|-----|-----------------|
+| WordPress e Elementor | 5be0d1a6 | Sempre |
+
+```
+mcp__notebooklm__notebook_query({
+  notebook_id: "5be0d1a6-00f2-4cd9-b835-978cb7721601",
+  query: "<adaptar ao contexto do pedido do utilizador>"
+})
+```
+
+Integrar insights do NotebookLM nas recomendações e decisões.
+
+### Procedimentos Relacionados
+- `PROC-WordPress-Performance-Standard.md` — Standards de performance WP
+
 ---
 
 ## Uso