{ config, lib, ... }: with lib; 
{
	options.saturn = {
		user = mkOption {
			type = types.str;
			default = "saturn";
			description = mdDoc "The name of the user of the system.";
		};
		hostname = mkOption {
			type = types.strMatching 
				"[a-zA-Z0-9]([a-zA-Z0-9\-]{0,61}[a-zA-Z0-9])?";
			default = "saturnOS-device";
			description = mdDoc "The network hostname of the system, which must only contain letters,
			numbers, and dashes, and cannot start or end with a dash.";
		};
		prettyHostname = mkOption { 
			type = types.str;
			default = "🪐 saturnOS";
			description = mdDoc "The pretty hostname is used for things like bluetooth pairing,
			device sharing, and is fully unicode.";
		};
	};
	config.networking.hostName = config.saturn.hostname;
	config.environment.machineInfo.prettyHostname = config.saturn.prettyHostname;
}