code: func (cli *Client) PluginList(ctx context.Context, filter filters.Args) (types.PluginsListResponse, error) {
  	var plugins types.PluginsListResponse
  	query := url.Values{}
  
  	if filter.Len() > 0 {
  		filterJSON, err := filters.ToParamWithVersion(cli.version, filter)
  		if err != nil {
  			return plugins, err
  		}
  		query.Set("filters", filterJSON)
  	}
  	resp, err := cli.get(ctx, "/plugins", query, nil)
  	defer ensureReaderClosed(resp)
  	if err != nil {
  		return plugins, wrapResponseError(err, resp, "plugin", "")
  	}
  
  	err = json.NewDecoder(resp.body).Decode(&plugins)
  	return plugins, err
  }
docs: // PluginList returns the installed plugins