feat(ADM-018): completed feature

work/artifacts/F-031/implementer.md

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+# Implementer — F-031 Start Script Dev
+
+## Summary
+`project/scripts/start-dev.sh` — script bash que levanta toda la infraestructura, aplica migraciones y arranca el servidor dev con un solo comando.
+
+## Archivo
+- `project/scripts/start-dev.sh` (chmod +x)
+
+## Pasos del script
+1. Verifica Docker disponible.
+2. `docker compose up -d postgres redis`.
+3. polling pg_isready (max 30s).
+4. `npm install`.
+5. `npx node-pg-migrate up`.
+6. `npm run dev`.
+
+## Commands run
+- cd project && npm run lint/typecheck/build/test passed (123 passed)
+- ./scripts/verify.sh passed