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/knowledge/datasets.json

@@ -1,5 +1,5 @@
 {
-  "description": "Knowledge sources (NotebookLM + Dify KB) for WordPress domain",
+  "description": "Knowledge sources for WordPress domain",
   "sources": {
     "notebooklm": {
       "description": "NotebookLM - conhecimento curado profundo via Gemini 2.5 RAG (PRIMARIO)",
@@ -10,58 +10,9 @@
           "title": "WordPress e Elementor",
           "topics": [
             "wordpress"
-          ],
-          "maps_from_dify": "WordPress"
-        }
-      ]
-    },
-    "dify_kb": {
-      "description": "Dify KB - datasets tematicos (FALLBACK)",
-      "query_tool": "mcp__dify-kb__dify_kb_retrieve_segments",
-      "datasets": [
-        {
-          "id": "9da0b2b9-5051-4b99-b9f6-20bf35067092",
-          "name": "WordPress",
-          "priority": 1,
-          "document_count": 13,
-          "word_count": 819944
-        },
-        {
-          "id": "9c77d3e2-4d88-4a43-abff-d4e681267cc7",
-          "name": "Elementor",
-          "priority": 1,
-          "document_count": 32,
-          "word_count": 622946
-        },
-        {
-          "id": "139cdf67-afce-46ec-9ccd-2a06040e5b9d",
-          "name": "Crocoblock",
-          "priority": 1,
-          "document_count": 403,
-          "word_count": 7566111
-        },
-        {
-          "id": "bdf85c26-1824-4021-92d1-be20501b35ac",
-          "name": "Crocoblock 2",
-          "priority": 2,
-          "document_count": 25,
-          "word_count": 1429775
-        },
-        {
-          "id": "2e9b7c48-c630-457a-83a0-db8e77f76eae",
-          "name": "Kivicare",
-          "priority": 2,
-          "document_count": 178,
-          "word_count": 1085806
-        },
-        {
-          "id": "c8489151-de94-42b2-8cee-c0b961cfac6d",
-          "name": "Desenvolvimento de WebSites",
-          "priority": 2,
-          "document_count": 31,
-          "word_count": 4366521
+          ]
         }
       ]
     }
   }
-}
+}