Improved Caravan AI behavior

Reduced initial difficulty on select maps

Spells can now damage enemy structures

Fixed Fortresses incorrectly classified as non-defensive buildings

Corrected miscalculated upgrade bonuses

Fixed Alchemy Workshop skills failing to activate

Increased effect radius of Alchemy Workshops

Adjusted monster configurations

Map Editor upgrade: Added settings for initial difficulty & scaling rate in Endless Mode

Fixed crashes when opening Custom Maps without existing files

Patched false triggers for building damage achievements

Resolved incorrect unlocks for unit damage achievements