Add cron scheduling support for automated workflow triggers
>>> [!note] Migrated issue
<!-- Drupal.org comment -->
<!-- Migrated from issue #3571325. -->
Reported by: [joevagyok](https://www.drupal.org/user/2876343)
>>>
<h3>Summary</h3>
<p>Add the ability to schedule workflow execution based on cron expressions. This enables automated, time-based workflow execution without requiring manual intervention or external scheduling tools.</p>
<h3>Business Value</h3>
<ul>
<li>Enables scheduled report generation, data synchronization, and maintenance tasks</li>
<li>Reduces dependency on external cron management tools</li>
<li>Provides a familiar cron expression syntax for scheduling</li>
<li>Integrates with Drupal's existing cron infrastructure</li>
</ul>
<h3>Features Implemented</h3>
<ul>
<li>Cron event type added to the trigger system</li>
<li>Cron schedule configuration UI in trigger forms</li>
<li>Support for standard cron expression syntax</li>
<li>Drush commands for manual trigger testing</li>
</ul>
<h3>Use Cases</h3>
<ul>
<li>Daily data cleanup workflows</li>
<li>Scheduled content publishing pipelines</li>
<li>Periodic API synchronization tasks</li>
<li>Automated backup and maintenance routines</li>
</ul>
issue