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>

netbird/resolv.conf

@@ -0,0 +1,12 @@
+# Generated by Docker Engine.
+# This file can be edited; Docker Engine will not make further changes once it
+# has been modified.
+
+nameserver 127.0.0.11
+search netbird.selfhosted
+options ndots:0
+
+# Based on host file: '/etc/resolv.conf' (internal resolver)
+# ExtServers: [192.168.88.1 8.8.8.8]
+# Overrides: [nameservers]
+# Option ndots from: internal