agenix-rekey auto-re-encrypts secrets per host at build time:
- Encrypted once in git with master identity
- Re-encrypted for each host using their SSH host key
- No manual multi-recipient encryption needed
- Add gortium_password.age entry in secrets.nix
- Add age.secrets.gortium_password in uConsole config
- Add hashedPasswordFile to existing gortium user
- Add ai-worker user for Hermes SSH access
- Add headless openclaw node systemd service for host execution
- Migrate from nix to lix package manager
- Permit openclaw-2026.3.12 (insecure package warning)
- Use ai-worker user for node service