fix a bug cause UI can't correctly render sometimes.
Fixed an issue where the flame turret, after being enlarged through upgrades, emitted flames too high to hit shorter animals (didn't see that one coming).
Fixed an issue where items occasionally misaligned during the upgrade interface.
Adjust：
Adjusted all upgrade parameters, upgrades will now yield greater benefits.
Slightly adjusted the attack frequency of the flamethrower.
Adjusted the probability of certain road modules.
add：
Revamped the entire game's UI style and presentation.
Redesigned the game manual for simpler and easier understanding.
Added new pathfinding nodes to further prevent situations where small creatures get stuck and cannot proceed.