- replace standalone sandbox keys with "sandbox/root" vault entry
- update inspector config to use vault targets (no passwords/keys)
- make sandbox default active environment
- add vault helpers and tests for remotessh
- propagate `--anyone-client` to `orama node upgrade` on all nodes
- prioritize explicit `--anyone-client` over prefs/auto-detect in production
- ensure mutual exclusivity between relay/client modes in prefs
- add WithNoHostKeyCheck option for ephemeral server IPs
- upload binary to genesis then distribute to other nodes (faster)
- improve provisioning error handling for cleanup on partial failure