text: 
  chrome.app.runtime.onLaunched.addListener(function(launchData) {
      chrome.app.window.create(
          'index.html', {
              id: 'mainWindow',
              // frame: 'none',
              bounds: {
                  width: 640,
                  height: 640
              },
              minWidth: 360,
              minHeight:640,
          }
      );
  });
  