Install libdatetime-event-cron-perl by entering the following commands in the terminal:
sudo apt update sudo apt install libdatetime-event-cron-perl
Description:
DateTime extension for generating recurrence sets from crontab lines and files
DateTime::Event::Cron generates DateTime events and DateTime::Set objects based on crontab-style entries. The crontab formats are the extended V7 standard as described in crontab(5) on Linux systems and as noted in the documentation for Set::Crontab.
Homepage: https://metacpan.org/release/DateTime-Event-Cron
Version: 0.09-1
Section: universe/perl