architectureStep function
Prompts user to select architecture style.
Implementation
Future<ArchitectureConfig> architectureStep() async {
final options = ['feature_first'];
final labels = ['Feature-first (recommended) — lib/features/feature_name/data|domain|presentation/'];
final idx = Select(
prompt: 'Architecture style',
options: labels,
).interact();
return ArchitectureConfig(style: options[idx]);
}