getOptionBaseHref method
Gets the base href option formatted for command-line usage.
Returns:
- '--base-href=value'if the option is provided
- Empty string if the option is not provided
Example:
final baseHrefFlag = argResults.getOptionBaseHref();
// Returns '--base-href=/my-app/' or ''
Implementation
String getOptionBaseHref() =>
    this?['base-href'] != null ? '--base-href=${this!['base-href']}' : '';