Deployment

Platinum runs as one control plane in Docker Compose and one or more sandbox hosts enrolled with an installer.

	Control plane	Sandbox host
Runs	Postgres, migrations, the API server, Caddy	Host agent, Cloud Hypervisor, edge proxy, your sandboxes
Needs	Linux with Docker, 2 vCPU, 4 GB RAM, no KVM	x86_64 Linux with /dev/kvm, bare metal recommended

Set up

• Hardware: check a machine before you enroll it.
• Docker Compose: start the control plane.
• Sandbox hosts: enroll a KVM machine.
• Object storage: required before a second host.
• Domains & TLS: HTTPS for the API and preview URLs.

Operate

• Configuration: every environment variable.
• Console, Building templates
• Upgrades, Backups, Hardening
• Troubleshooting