docs: update all documentation and add AI tooling configs

- Rewrite README.md with current architecture, features and stack
- Update docs/API.md with all current endpoints (corporate, BI, client 360)
- Update docs/ARCHITECTURE.md with cache, modular queries, services, ETL
- Update docs/GUIA-USUARIO.md for all roles (admin, corporate, agente)
- Add docs/INDEX.md documentation index
- Add PROJETO.md comprehensive project reference
- Add BI-CCC-Implementation-Guide.md
- Include AI agent configs (.claude, .agents, .gemini, _bmad)
- Add netbird VPN configuration
- Add status report

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

.gemini/skills/bmad-product-brief-preview/bmad-manifest.json

@@ -0,0 +1,17 @@
+{
+  "module-code": "bmm",
+  "replaces-skill": "bmad-create-product-brief",
+  "capabilities": [
+    {
+      "name": "create-brief",
+      "menu-code": "CB",
+      "description": "Produces executive product brief and optional LLM distillate for PRD input.",
+      "supports-headless": true,
+      "phase-name": "1-analysis",
+      "after": ["brainstorming, perform-research"],
+      "before": ["create-prd"],
+      "is-required": true,
+      "output-location": "{planning_artifacts}"
+    }
+  ]
+}