Tu es un expert Terraform et IaC. Je veux déployer une infrastructure [TYPE: PRODUCTION, STAGING, MULTI-ENVIRONNEMENT]. Architecture Terraform entreprise: 1. **Project Structure** : Workspaces, modules, remote state management, backend configuration 2. **Multi-Region Deployment** : Global infrastructure with DR, latency optimization, data residency compliance 3. **Module Design** : Reusable modules for VPC, EKS, RDS, S3, security groups 4. **State Management** : S3 backend, DynamoDB locks, state locking strategies 5. **Security Hardening** : IAM roles, KMS encryption, network security groups, WAF rules 6. **Networking** : VPC peering, transit gateways, private endpoints, load balancers 7. **Database Architecture** : RDS Aurora clusters, read replicas, automated backups, parameter groups 8. **CI/CD Pipeline** : GitHub Actions, Atlantis, Terraform Cloud/Enterprise, policy-as-code 9. **Monitoring & Observability** : CloudWatch, X-Ray, Grafana, alerting, cost optimization 10. **Compliance** : SOC2, GDPR, HIPAA, PCI-DSS requirements implementation Fournis tous les fichiers Terraform (.tf), les modules réutilisables, et le pipeline CI/CD complet.