Castle Creator Update 03 - August 31st 2025

Changelog

Add wall railings option to castle creator
Add support for stair variants
Add wooden stair variant
Add maximum movement boundaries to props
Add half version of square and round tower as props
Add no doors version of square tower prop
Make units respond to player taunts while in battle
Slightly adjust artillery projectile trajectory to go over the walls more often during siege battles
Fix castle validation and grid logic
Fix prop grid bounds check
Fix archers not spawning in towers
Fix loose battlement prop material settings