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/Weapons/ChainGun.gd

@@ -1,15 +1,63 @@
 @tool
 extends Weapon
 
+func sublimateOptions() -> Array[SublimateOption]:
+	return [
+		SublimateOption.new(
+			"聚焦校准",
+			"散射-2°",
+			func(w: Weapon, _e):
+				w.addStoreExtra("split", -2),
+			1,
+			CategoryStore.Quality.RARE
+		),
+		SublimateOption.new(
+			"晶核过载",
+			"伤害+5，但散射+4°",
+			func(w: Weapon, _e):
+				w.addStoreExtra("atk", 5)
+				w.addStoreExtra("split", 4),
+			1,
+			CategoryStore.Quality.LEGENDARY
+		),
+		SublimateOption.new(
+			"弹头塑形",
+			"穿透+5%",
+			func(w: Weapon, _e):
+				w.addStoreExtra("penerate", 0.1),
+			1,
+			CategoryStore.Quality.EPIC
+		),
+		SublimateOption.new(
+			"晶能循环",
+			"能量消耗-0.05",
+			func(_w, _e):
+				needEnergy -= 0.05,
+			1,
+			CategoryStore.Quality.COMMON
+		),
+		SublimateOption.new(
+			"动能压制",
+			"命中敌人时有5%概率回收0.25点能量",
+			func(w: Weapon, _e):
+				w.addStoreExtra("cycleRate", 0.05)
+				w.addStoreExtra("cycleCount", 0.25),
+			1,
+			CategoryStore.Quality.COMMON
+		),
+	]
 func update(to, origin, _entity):
 	origin["atk"] += 1 * to * soulLevel
 	origin["count"] = 1 * soulLevel
 	origin["split"] /= 1 + 0.005 * to * soulLevel
 	return origin
 func attack(entity: EntityBase):
-	for i in BulletBase.generate(ComponentManager.getBullet("ChainGun"), entity, entity.texture.global_position, (get_global_mouse_position() - entity.texture.global_position).angle()):
-		if i is BulletBase:
-			i.baseDamage = readStore("atk")
-			i.count = floor(readStore("count"))
-			i.splits = readStore("split")
+	for bullet in BulletBase.generate(ComponentManager.getBullet("ChainGun"), entity, entity.texture.global_position, (get_global_mouse_position() - entity.texture.global_position).angle()):
+		if bullet is ChainGunBullet:
+			bullet.baseDamage = readStore("atk")
+			bullet.count = floor(readStore("count"))
+			bullet.splits = readStore("split")
+			bullet.penerate += readStoreExtra("penerate")
+			bullet.cycleRate = readStoreExtra("cycleRate")
+			bullet.cycleCount = readStoreExtra("cycleCount")
 	return true