The puzzle `1671-50404b77` from #1671 has to be resolved: https://github.com/php-coder/mystamps/blob/7126544bfe73d36337dc1f5d6a402b93ff7dc6a4/src/main/java/ru/mystamps/web/feature/series/HtmxSeriesController.java#L174-L174 Tech debt for: 7126544bfe73d36337dc1f5d6a402b93ff7dc6a4 (#1671)
