1. Updated the World Heroes interface for faster hero unlocking and other information.

2. Fixed an issue where enemies could still attack the main city even when stuck.

3. Fixed an issue where ranged units would actively approach enemies.

4. Changed summoned creature survival time to a countdown; summoned creatures die when the countdown ends.

5. Reduced the transparency of the information box, allowing users to observe the situation behind them.

6. Reduced blacksmithing costs: 50 -> 25, and output: 30 -> 15.