code: func (cli *Client) SecretCreate(ctx context.Context, secret swarm.SecretSpec) (types.SecretCreateResponse, error) {
  	var response types.SecretCreateResponse
  	if err := cli.NewVersionError("1.25", "secret create"); err != nil {
  		return response, err
  	}
  	resp, err := cli.post(ctx, "/secrets/create", nil, secret, nil)
  	defer ensureReaderClosed(resp)
  	if err != nil {
  		return response, err
  	}
  
  	err = json.NewDecoder(resp.body).Decode(&response)
  	return response, err
  }
docs: // SecretCreate creates a new Secret.