key property
A canonical platform key used to look up download URLs in remote
metadata: web, android, ios, windows, macos, linux.
Implementation
String get key {
if (isWeb) return 'web';
if (isAndroid) return 'android';
if (isIOS) return 'ios';
if (isWindows) return 'windows';
if (isMacOS) return 'macos';
return 'linux';
}