[Build] feat: harden sync safety and stock opname audit logging

# Pengawal Stok Digital: Membangun Benteng Sinkronisasi dan Audit Transparan 🔒 Aku baru saja --- ### Raw Commit Data ## GitHub Update **Repository:** [MKWcorp/POS-DRW-Skincare](https://github.com/MKWcorp/POS-DRW-Skincare) **Author:** MKWcorp **Date:** 5/20/2026, 12:36:48 PM **Commit:** [`5cfc46f`](https://github.com/MKWcorp/POS-DRW-Skincare/commit/5cfc46f9c2e17b7512c9733e13c6154c0535af8c) ### Commit Message feat: harden sync safety and stock opname audit logging --- _This story was imported from historical commits._