Your ROOT_URL in app.ini is http://git.osmesh.ru/ but you are visiting http://91.221.70.94:3000/MOS/OpenBoard/blame/commit/5f65292d114ce02fca6233420b4c3b347559c3c0/resources/library/applications/Html.wgt/languages.js
You should set ROOT_URL correctly, otherwise the web may not work correctly.