code: func (manager *credentialsManager) SetTaskCredentials(taskCredentials *TaskIAMRoleCredentials) error {
  	manager.taskCredentialsLock.Lock()
  	defer manager.taskCredentialsLock.Unlock()
  
  	credentials := taskCredentials.IAMRoleCredentials
  	// Validate that credentials id is not empty
  	if credentials.CredentialsID == "" {
  		return fmt.Errorf("CredentialsId is empty")
  	}
  
  	// Validate that task arn is not empty
  	if taskCredentials.ARN == "" {
  		return fmt.Errorf("task ARN is empty")
  	}
  
  	manager.idToTaskCredentials[credentials.CredentialsID] = TaskIAMRoleCredentials{
  		ARN:                taskCredentials.ARN,
  		IAMRoleCredentials: taskCredentials.GetIAMRoleCredentials(),
  	}
  
  	return nil
  }
docs: // SetTaskCredentials adds or updates credentials in the credentials manager