The puzzle `1057-a9217ba4` from #1057 has to be resolved: https://github.com/php-coder/mystamps/blob/6b40dca8499988b21a1c8cdda049588f3687a4b1/src/main/java/ru/mystamps/web/feature/site/ResourceUrl.java#L45-L45 The puzzle was created by Slava Semushin on 23-Jun-19.