Property 'aliases' is missing in type '{ name: string; description: Dict<string>; arguments: { name: string; type: keyof Argv.Domain; description: Dict<string>; required: boolean; }[]; options: { name: string; type: keyof Argv.Domain; description: Dict<...>; required: boolean; }[]; children: Universal.Command[]; }' but required in type 'Command'.