Notices in php 8.1.18

Hey, great plugin, it was really helpfull.
There are some notices when used on a server with php 8.1.18, maybe you can address them (or maybe the source may be on my end?):
Thank you!

Deprecated: Return type of ActionScheduler_DateTime::setTimezone($timezone) should either be compatible with DateTime::setTimezone(DateTimeZone $timezone): DateTime, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/domain/domain.com/wp-content/plugins/auto-youtube-importer/lib/action-scheduler/classes/ActionScheduler_DateTime.php on line 60

Deprecated: Return type of ActionScheduler_DateTime::getOffset() should either be compatible with DateTime::getOffset(): int, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/domain/domain.com/wp-content/plugins/auto-youtube-importer/lib/action-scheduler/classes/ActionScheduler_DateTime.php on line 48

Deprecated: Return type of ActionScheduler_DateTime::getTimestamp() should either be compatible with DateTime::getTimestamp(): int, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/domain/domain.com/wp-content/plugins/auto-youtube-importer/lib/action-scheduler/classes/ActionScheduler_DateTime.php on line 27

Warning: Cannot modify header information – headers already sent by (output started at /home/domain/domain.com/wp-content/plugins/auto-youtube-importer/lib/action-scheduler/classes/ActionScheduler_DateTime.php:0) in /home/domain/domain.com/wp-admin/includes/misc.php on line 1431

Warning: Cannot modify header information – headers already sent by (output started at /home/domain/domain.com/wp-content/plugins/auto-youtube-importer/lib/action-scheduler/classes/ActionScheduler_DateTime.php:0) in /home/domain/domain.com/wp-includes/functions.php on line 6935

Warning: Cannot modify header information – headers already sent by (output started at /home/domain/domain.com/wp-content/plugins/auto-youtube-importer/lib/action-scheduler/classes/ActionScheduler_DateTime.php:0) in /home/domain/domain.com/wp-admin/admin-header.php on line 9