Store unattended presets AES-256-GCM in org_peer_credentials (main DB),
admin Set/Clear in Organizations Address Book, runtime inject into
GET /api/ab and Web Remote connect-password auto-fill. Secrets never
persist in shared AB JSON.
Refs #367
Thanks: INSOLVE (Honorary); Marco Jakobs (@jacotec); MyNameisStitch (@MyNameisStitch); Redspin (@playerumpknow)
Never-logged-in Go SQLite users no longer break ListUsers/delete/demote (500), so panel userSync can mirror instead of restoring phantom accounts on restart.