Host defaults
The settings every install on your host starts from. Build your default.vars once, put it on the host, then pick My Defaults in any script.
Host
Start from your current file
Paste default.vars…
Stays in this tab; nothing is sent anywhere.
Network
Storage
Access
The file keeps these in plain text; keep it readable by root only (chmod 600).
Container features
Proxy, cache and more
CPU, RAM, disk, hostname, tags and OS are left out: every script sets its own. For one app's defaults, pick the script in the install command generator and switch step 3 to App defaults.