Persist DigitalOcean, Hetzner, and Vultr servers before public IP
assignment, then backfill placeholder addresses from provider state.
Treat partial Sentinel snapshots as non-authoritative and document the
destinations API with OpenAPI schemas.
Add dedicated show/edit pages for cloud provider tokens and cloud-init
scripts, including descriptions and UUID routes.
Generate private keys directly from the index and surface cloud provider
API loading errors in server creation flows.
