src/vs/workbench/contrib/terminal/browser/terminalProfileService.ts/TerminalProfileService/getPlatformKey
class TerminalProfileService:	async getPlatformKey(): Promise<string> {
		const env = await this._remoteAgentService.getEnvironment();
		if (env) {
			return env.os === OperatingSystem.Windows ? 'windows' : (env.os === OperatingSystem.Macintosh ? 'osx' : 'linux');
		}
		return isWindows ? 'windows' : (isMacintosh ? 'osx' : 'linux');
	}