code: def get(self, dash_id):
          
          return make_response(render_template('dashboard.html', dash_id=dash_id, api_root=config.app_host))
docs: Just return the dashboard id in the rendering html.
  
          JS will do other work [ajax and rendering] according to the dash_id.
  
          Args:
              dash_id: dashboard id.
  
          Returns:
              rendered html.