feat(子弹): 为魔法飞弹添加命中动画和音效

refactor(角色): 将MTY角色从猫头鹰改为狗熊宝宝并调整攻击逻辑

fix(子弹): 修复ParryBall和Parrier子弹的实例有效性检查

style(场景): 清理场景文件中的冗余属性

feat(工具): 为findClosetBulletCanDamage添加最大距离参数

chore(配置): 更新测试用的波次配置

scripts/Contents/Bullets/MagicMissle.gd

@@ -17,7 +17,6 @@ func ai():
 	speedV2 *= 0.995
 	speed = speedV2.length()
 	PresetBulletAI.forward(self , speedV2.angle())
-	texture.rotation += deg_to_rad(sqrt(speed))
 
 func succeedToHit(_dmg: float, entity: EntityBase):
 	if !accelerating:
@@ -38,3 +37,4 @@ func succeedToHit(_dmg: float, entity: EntityBase):
 					bullet.baseDamage = baseDamage
 					roundBullets.append(bullet)
 		powerScale = 0
+		animator.play("hit")

scripts/Contents/Bullets/Parrier.gd

@@ -6,8 +6,8 @@ class_name ParrierBullet
 var parryiedTimes: int = 0
 var maxParryTimes: int = 1
 var maxBallCount: int = 3
-var atk: float = 0
-var reflectRate: float = 0.25
+var atk: float = 1
+var reflectRate: float = 0.3
 
 func spawn():
 	var varians = randi_range(0, 1)
@@ -29,6 +29,7 @@ func succeedToHit(_dmg: float, entity: EntityBase):
 		eff.shot()
 		entity.impluse((effSpawn - position).normalized() * 450)
 func hitBullet(bullet: BulletBase): # 当前子弹与其他子弹相撞
+	if !is_instance_valid(bullet.launcher): return
 	if BulletTool.canDamage(bullet, launcher): # 其他子弹可以使当前子弹的发射者受伤吗？
 		if parryiedTimes < maxParryTimes && MathTool.rate(parryRate): # 一个刀光最多格挡多少个敌方子弹？
 			parryiedTimes += 1

scripts/Contents/Bullets/ParryBall.gd

@@ -2,14 +2,15 @@ extends BulletBase
 class_name ParryBallBullet
 
 var cycler: CycleTimer
-var atk: float = 0
+var atk: float = 1
 
 func spawn():
 	cycler = launcher.getOrCreateCycleTimer("parry")
 	cycler.host(self )
 	launcher.sprintMultiplier += 1
 func destroy(_beacuseMap: bool):
-	launcher.sprintMultiplier -= 1
+	if is_instance_valid(launcher):
+		launcher.sprintMultiplier -= 1
 func ai():
 	PresetBulletAI.selfRotate(self , 5)
 	hitbox.disabled = !launcher.sprinting # 玩家在冲刺时气的碰撞箱才生效