CliConfigException class

Exception thrown when configuration operations fail

This exception provides detailed information about configuration errors, including the specific context where the error occurred.

Example usage:

try {
  config.loadFromFile('invalid.json');
} catch (e) {
  if (e is CliConfigException) {
    print('Config error: ${e.message}');
    print('Context: ${e.context}');
  }
}