Item Upgrader 1.5.20
- Fixed low-contrast text on MAX and Quantities buttons: labels now use white text on the dark inset.
- Explicitly centered the inset and labels within the gold frame.
- Slightly increased MAX button height for readability.
- The highlighted inventory search button also benefits from the corrected text contrast.
- Preserved all wager, reward, probability and multi-stack behavior.

Chest Upgrade 0.2.10
- Synchronized shared UI definitions with Item Upgrader 1.5.20.
- No changes to chest gameplay.

Validation: JSON parsing, archive integrity, shared UI equality and unchanged behavior scripts checked. In-game visual confirmation remains pending.
