The puzzle `1054-1c349c8e` from #1054 has to be resolved: https://github.com/php-coder/mystamps/blob/d4b807358d770e34dc7676a04a6967a9c8bad63e/src/main/resources/application-postgres.properties#L42-L42 The puzzle was created by Slava Semushin on 19-Oct-19.