Method config_info

tests/utils/mock_openai_client.cpp:124–126

bool ControllableOpenAIClient::supports_model(
    const std::string& model_name) const {
  auto models = supported_models();
  return std::find(models.begin(), models.end(), model_name) != models.end();
}

std::string ControllableOpenAIClient::config_info() const {
  return "Test OpenAI Client";