Return type mixed of method Eccube\Service\CsvImportService::current() is not covariant with tentative return type mixed of method Iterator::current().

Return type mixed of method Eccube\Service\CsvImportService::rewind() is not covariant with tentative return type void of method Iterator::rewind().

Return type mixed of method Eccube\Service\CsvImportService::count() is not covariant with tentative return type int of method Countable::count().

Return type mixed of method Eccube\Service\CsvImportService::next() is not covariant with tentative return type void of method Iterator::next().

Return type mixed of method Eccube\Service\CsvImportService::valid() is not covariant with tentative return type bool of method Iterator::valid().

Return type mixed of method Eccube\Service\CsvImportService::key() is not covariant with tentative return type mixed of method Iterator::key().

Return type mixed of method Eccube\Service\CsvImportService::seek() is not covariant with tentative return type void of method SeekableIterator::seek().

Return type mixed of method Eccube\Session\Storage\Handler\SameSiteNoneCompatSessionHandler::open() is not covariant with tentative return type bool of method SessionHandlerInterface::open().

Return type mixed of method Eccube\Session\Storage\Handler\SameSiteNoneCompatSessionHandler::updateTimestamp() is not covariant with tentative return type bool of method SessionUpdateTimestampHandlerInterface::updateTimestamp().

Return type mixed of method Eccube\Session\Storage\Handler\SameSiteNoneCompatSessionHandler::destroy() is not covariant with tentative return type bool of method SessionHandlerInterface::destroy().

The `set-output` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/