📄️ Hosting and environments
How Stack9 instances are hosted: the layered Docker image, AWS service stack, deployment models, DEV/UAT/Production environment layout, autoscaling and Australian data residency.
📄️ Backup and disaster recovery
Stack9's standard availability, RPO and RTO commitments, how point-in-time recovery and infrastructure-as-code rebuilds meet them, the backup ladder, retention and DR testing.
📄️ Release and upgrade model
How Stack9 releases reach existing instances: layered base and instance images, LTS versions, the annual framework uplift, RFC-governed rollout and zero-downtime deployment.