code: function _setupGoLiveButton() {
          if (!_$btnGoLive) {
              _$btnGoLive = $("#toolbar-go-live");
              _$btnGoLive.click(function onGoLive() {
                  _handleGoLiveCommand();
              });
          }
          LiveDevImpl.on("statusChange", function statusChange(event, status, reason) {
              // status starts at -1 (error), so add one when looking up name and style
              // See the comments at the top of LiveDevelopment.js for details on the
              // various status codes.
              _setLabel(_$btnGoLive, null, _status[status + 1].style, _status[status + 1].tooltip);
              _showStatusChangeReason(reason);
              if (config.autoconnect) {
                  window.sessionStorage.setItem("live.enabled", status === 3);
              }
          });
  
          // Initialize tooltip for 'not connected' state
          _setLabel(_$btnGoLive, null, _status[1].style, _status[1].tooltip);
      }
docs: Create the menu item "Go Live"