Your ROOT_URL in app.ini is http://git.osmesh.ru/ but you are visiting http://91.221.70.94:3000/MOS/OpenBoard/src/commit/888a6037ccfcd986c34244bec7796182b8c4eea5/resources/macx/Save%20PDF%20to%20OpenBoard.workflow
You should set ROOT_URL correctly, otherwise the web may not work correctly.
Craig Watson