[Blocker] Fix: Return empty arrays instead of error objects in API routes to prevent frontend crashes

## GitHub Update **Repository:** [MKWcorp/hrisnextgen](https://github.com/MKWcorp/hrisnextgen) **Author:** multimediadrw **Date:** 10/26/2025, 6:07:45 AM **Commit:** [`746c1cf`](https://github.com/MKWcorp/hrisnextgen/commit/746c1cfe5339e823a1f11d0a03ec737664530d2b) ### Commit Message Fix: Return empty arrays instead of error objects in API routes to prevent frontend crashes --- _This story was imported from historical commits._