Item Upgrader 1.5.18
- Restored the 36-slot inventory grid for selecting wager items.
- Preserved inventory slot positions and displayed available stack counts.
- Empty slots show no plus icon and are disabled.
- Kept item search available above the grid.
- Highlighted the Quantities button with a gold frame and lighter inset.
- Preserved plus/minus buttons and clickable quantity counts.
- Reduced the explicit transition delay after plus/minus clicks from two ticks to one. Native forms still reopen; complete flicker elimination is not claimed.
- Retained all 279 catalog rewards, existing values and probability rules.

Chest Upgrade 0.2.8
- Synchronized shared UI definitions with Item Upgrader 1.5.18.
- No changes to chest loot or upgrade mechanics.

Install both updated addons when using them together.
Validation: script syntax, JSON parsing, grid button indexes, shared UI equality and unchanged probability/transaction code checked. PC, mobile, console and multiplayer runtime tests remain pending.
