code: func renderBuildLegacy(c *router.Context, build *ui.MiloBuildLegacy, renderTimeline bool, err error) error {
  	if err != nil {
  		return err
  	}
  
  	build.StepDisplayPref = getStepDisplayPrefCookie(c)
  	build.Fix(c.Context)
  
  	templates.MustRender(c.Context, c.Writer, "pages/build_legacy.html", templates.Args{
  		"Build":             build,
  		"BuildFeedbackLink": makeFeedbackLink(c, build),
  	})
  	return nil
  }
docs: // renderBuildLegacy is a shortcut for rendering build or returning err if it is not
  // nil. Also calls build.Fix().