[Fase 3] Etapa 5 - Gateway

[erichiroshi]

Objetivo

Criar o API Gateway com validacao JWT centralizada.

Tarefas

• Criar projeto Spring Boot em gateway/
• Adicionar dependencias: gateway, eureka-client, config-client, jjwt
• Configurar rotas: /auth/** auth-service, /api/v1/books/** catalog-service, /api/v1/loans/** loan-service
• Implementar JwtAuthenticationFilter (valida JWT, propaga X-User-Id e X-User-Roles, retorna 401 se invalido)
• Porta fixa: 8080
• Adicionar ao docker-compose.yml

Commit

feat(gateway): add Spring Cloud Gateway with JWT validation filter