Your ROOT_URL in app.ini is http://git.slaventius.ru/ but you are visiting http://37.143.12.169/test3k/authDB/src/commit/6814a13a9bc51b9e9428d89cac16963b9ff580aa/vendor/golang.org/x/text/transform
You should set ROOT_URL correctly, otherwise the web may not work correctly.
slaventius@odnookno.info