create method

void create(String env)

Creates a new environment directory structure for the given env name.

Example: create('dev') will ensure lib/config/dev/ exists.

Implementation

void create(String env) {
  final dir = Directory('lib/config/$env');
  if (!dir.existsSync()) {
    dir.createSync(recursive: true);
    print('✅ Env created: $env');
  }
}