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>

crm-ops/skills/auto-expense/SKILL.md

@@ -1,26 +1,7 @@
 ---
 name: auto-expense
-description: >
-  Criacao automatica de despesas a partir de facturas detectadas no IMAP e tickets. Le ficheiros JSON de /imap-triage e /ticket-triage, extrai dados das facturas, cria despesas no Desk CRM com PDF. Use when "auto despesa", "processar facturas", "auto-expense", "despesas automaticas".
-author: Descomplicar® Crescimento Digital
-version: 1.0.0
-quality_score: 85
-user_invocable: true
-category: finance
-tags: [expense, auto, invoices, imap, tickets, pdf, desk-crm]
-desk_task: 1710
-desk_project: 65
-allowed-tools: Read, Write, mcp__desk-crm-v3, mcp__imap, mcp__ssh-unified
-mcps: desk-crm-v3, imap, ssh-unified
-dependencies:
-  mcps: [desk-crm-v3, imap, ssh-unified]
-  skills: [imap-triage, ticket-triage]
-  files:
-    - /media/ealmeida/Dados/Hub/06-Operacoes/Documentacao/fornecedores-recorrentes.md
-triggers:
-  - "User asks to process invoices as expenses"
-  - "User mentions 'auto despesa', 'processar facturas'"
-  - "Invoked by /today orchestrator after /imap-triage and /ticket-triage"
+description: Criação automática de despesas a partir de facturas detectadas no IMAP e tickets. Extrai dados, verifica duplicados e cria despesas no Desk CRM com PDF anexo.
+disable-model-invocation: true
 ---
 
 # /auto-expense v1.0