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/d90d1686be3a2e8ad06713c2f8ce7e0fdeef1f22/resources/linux/qtlinux/qt.conf
You should set ROOT_URL correctly, otherwise the web may not work correctly.