ppds

Update application timezone configuration from UTC to Asia/Jakarta for improved regional accuracy.

Refactor overdue activity handling across controllers and services to standardize the definition of overdue status as ≥24 hours without checkout. Update error messages and documentation for clarity, ensuring consistent user experience and validation logic throughout the application.

Refactor overdue checkout logic in ActivityController and ActivityPolicy to utilize isOverdueCheckoutByElapsedHours method for improved clarity and consistency in activity validation. Update conditions to ensure accurate overdue status checks during check-in and check-out processes.

Refactor ActivityController and related services to include user context in activity updates and enhance deletion logic. Implement overdue checkout validation for activities in UpdateRequest and ActivityPolicy, allowing students to delete overdue activities while preventing updates. Update frontend messages to clarify actions for overdue activities.