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-1-project-brief/workflow-validate.md

@@ -0,0 +1,51 @@
+---
+name: 'workflow-validate'
+description: 'Verify all Product Brief artifacts are complete, consistent, and ready for Phase 2.'
+---
+
+# Phase 1 Validation: Product Brief
+
+**Goal:** Verify all Product Brief artifacts are complete, consistent, and ready for Phase 2.
+
+---
+
+## INITIALIZATION
+
+### Design Log
+
+Read `{output_folder}/_progress/00-design-log.md` before starting.
+
+### Configuration Loading
+
+1. Load project config from `{project-root}/_bmad/wds/config.yaml`
+2. Locate Product Brief at `{output_folder}/A-Product-Brief/`
+3. Begin validation: Load and execute `./steps-v/step-01-brief-completeness.md`
+
+---
+
+## Validation Sequence
+
+Execute each step in order. Each step produces a section of the final validation report.
+
+| Step | Name | Validates |
+|------|------|-----------|
+| 01 | Brief Completeness | All required sections present and filled |
+| 02 | Trigger Map Consistency | Goals → personas → forces chain is valid |
+| 03 | SEO Strategy | Keyword map complete, page assignments clear |
+| 04 | Content & Language | Tone, personality, guidelines coherent |
+| 05 | Visual Direction | Brand, style, references documented |
+| 06 | Platform Requirements | Tech stack, integrations specified |
+
+---
+
+## Final Output
+
+Save validation report to `{output_folder}/A-Product-Brief/validation-report.md`
+
+---
+
+## AFTER COMPLETION
+
+1. Update design log
+2. Suggest next action
+3. Return to activity menu