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>

project-manager/knowledge/datasets.json

@@ -3,25 +3,79 @@
   "sources": {
     "notebooklm": {
       "description": "NotebookLM - conhecimento curado profundo via Gemini 2.5 RAG",
-      "tools": ["mcp__notebooklm__search_notebooks", "mcp__notebooklm__ask_question"],
+      "tools": [
+        "mcp__notebooklm__search_notebooks",
+        "mcp__notebooklm__ask_question"
+      ],
       "notebooks": [
-        {"id": "perfex-crm-knowledge-base", "topics": ["perfex", "crm", "modulos", "extensoes"]},
-        {"id": "claude-code-advanced-knowledge", "topics": ["claude-code", "mcp", "skills", "plugins", "frameworks"]},
-        {"id": "stack-tecnol-gica-ia-descompli", "topics": ["ia", "saas", "n8n", "crewai", "sifide", "automacao"]},
-        {"id": "centos-web-panel-cwp-complete", "topics": ["cwp", "servidores", "hosting", "seguranca", "linux"]},
-        {"id": "obsidian-knowledge-system", "topics": ["obsidian", "vault", "pkm", "bases", "plugins"]},
-        {"id": "whatsms-zender-platform", "topics": ["whatsms", "zender", "whatsapp", "sms"]},
-        {"id": "e-commerce-portugal-estrat-gia", "topics": ["ecommerce", "portugal", "pmes", "mercado"]}
-      ]
-    },
-    "dify_kb": {
-      "description": "Dify KB - boas praticas gerais e datasets tematicos",
-      "tool": "mcp__dify-kb__dify_kb_retrieve_segments",
-      "datasets": [
-        {"name": "Gestao de Projetos", "priority": 1},
-        {"name": "Gestao de Processos", "priority": 1},
-        {"name": "Estrategia", "priority": 2},
-        {"name": "Produtividade", "priority": 2}
+        {
+          "id": "perfex-crm-knowledge-base",
+          "topics": [
+            "perfex",
+            "crm",
+            "modulos",
+            "extensoes"
+          ]
+        },
+        {
+          "id": "claude-code-advanced-knowledge",
+          "topics": [
+            "claude-code",
+            "mcp",
+            "skills",
+            "plugins",
+            "frameworks"
+          ]
+        },
+        {
+          "id": "stack-tecnol-gica-ia-descompli",
+          "topics": [
+            "ia",
+            "saas",
+            "n8n",
+            "crewai",
+            "sifide",
+            "automacao"
+          ]
+        },
+        {
+          "id": "centos-web-panel-cwp-complete",
+          "topics": [
+            "cwp",
+            "servidores",
+            "hosting",
+            "seguranca",
+            "linux"
+          ]
+        },
+        {
+          "id": "obsidian-knowledge-system",
+          "topics": [
+            "obsidian",
+            "vault",
+            "pkm",
+            "bases",
+            "plugins"
+          ]
+        },
+        {
+          "id": "whatsms-zender-platform",
+          "topics": [
+            "whatsms",
+            "zender",
+            "whatsapp",
+            "sms"
+          ]
+        },
+        {
+          "id": "e-commerce-portugal-estrat-gia",
+          "topics": [
+            "ecommerce",
+            "portugal",
+            "pmes",
+            "mercado"
+          ]
+        }
       ]
     }
   }