chore: initial monorepo scaffold + WDS Phase 1+2 artifacts

- Nx 22.7 monorepo (pnpm 11.1, TypeScript 5.9, Node 24)
- apps/api: NestJS 11 (CJS conforme CODING-RULES.md PGD-DB-004)
- apps/web: React 19 + Vite 8 (ESM)
- libs/shared/api-interface: Zod contract base
- Docker Compose dev: Postgres 18, Valkey 8, MinIO, Mailpit
- WDS artifacts:
  - design-artifacts/A-Product-Brief/ (5 docs canônicos + 16 dialogs)
  - design-artifacts/B-Trigger-Map/ (hub + 4 personas + feature impact)
- Stack canon: STACK.md v2.2 + CODING-RULES.md v2.0 + brand.md
- AGENTS.md + README.md como entrada para devs/agentes

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

.claude/skills/wds-7-design-system/templates/component.template.md

@@ -0,0 +1,134 @@
+# [Component Name] [[component-id]]
+
+**Type:** [Interactive/Form/Layout/Content/Feedback/Navigation]
+**Category:** [Specific category]
+**Purpose:** [Brief description]
+
+---
+
+## Overview
+
+[Component description and when to use it]
+
+---
+
+## Variants
+
+[List variants if any, or state "This component has no variants"]
+
+---
+
+## States
+
+**Required States:**
+
+- default
+- [other required states]
+
+**Optional States:**
+
+- [optional states if any]
+
+**State Descriptions:**
+[Describe each state]
+
+---
+
+## Styling
+
+### Visual Properties
+
+**Size:** [values]
+**Shape:** [values]
+**Colors:** [values]
+**Typography:** [values]
+**Spacing:** [values]
+
+### Design Tokens
+
+```yaml
+[Token definitions]
+```
+
+### Figma Reference
+
+[If Mode B - Custom Design System]
+
+### Library Component
+
+[If Mode C - Component Library]
+
+---
+
+## Behavior
+
+### Interactions
+
+[Describe interactions]
+
+### Animations
+
+[Describe animations if any]
+
+---
+
+## Accessibility
+
+**ARIA Attributes:**
+[List ARIA attributes]
+
+**Keyboard Support:**
+[List keyboard shortcuts]
+
+**Screen Reader:**
+[How screen readers announce this]
+
+---
+
+## Usage
+
+### When to Use
+
+[Guidelines]
+
+### When Not to Use
+
+[Guidelines]
+
+### Best Practices
+
+- [Practice 1]
+- [Practice 2]
+
+---
+
+## Used In
+
+**Pages:** [count]
+
+**Examples:**
+
+- [Page] - [Usage]
+
+---
+
+## Related Components
+
+[Related components if any]
+
+---
+
+## Version History
+
+**Created:** [Date]
+**Last Updated:** [Date]
+
+**Changes:**
+
+- [Date]: [Change]
+
+---
+
+## Notes
+
+[Additional notes]