feat(武器系统): 为链式枪和紫水晶子弹添加能量循环机制

- 在紫水晶子弹类中添加能量循环相关变量和方法
- 修改链式枪子弹生成逻辑以传递能量循环属性
- 为链式枪武器添加5个新的升华选项，包括能量回收功能
- 更新攻击方法以处理新增的穿透和能量循环属性

scripts/Contents/Bullets/PurpleCrystal.gd

@@ -1,8 +1,17 @@
 extends BulletBase
+class_name PurpleCrystalBullet
+
+var cycleRate: float = 0
+var cycleCount: float = 0
+var cycled: bool = false
 
 func ai():
-	PresetBulletAI.forward(self, rotation)
+	PresetBulletAI.forward(self , rotation)
 func destroy(_beacuseMap: bool):
 	var eff = EffectController.create(ComponentManager.getEffect("PurpleCrystalExplosion"), global_position)
 	eff.rotation = rotation
 	eff.shot()
+func succeedToHit(_dmg: float, entity: EntityBase):
+	if MathTool.rate(cycleRate):
+		entity.storeEnergy(cycleCount)
+		cycled = true