Function system_cleanup_handler

pub async fn system_cleanup_handler(
    job: SystemCleanupCronReminder,
    data: Data<ThinData<DefaultAppState>>,
    attempt: Attempt,
) -> Result<(), Error>

Handles periodic queue metadata cleanup jobs.

This function processes stale job metadata by:

1. Acquiring a distributed lock to prevent concurrent cleanup
2. Iterating through all queue namespaces
3. For each queue, finding and removing job IDs older than threshold
4. Cleaning up associated data from the :data hash

Arguments

• job - The cron reminder job triggering the cleanup
• data - Application state containing repositories
• attempt - Current attempt number for retry logic

Returns

• Result<(), Error> - Success or failure of cleanup processing