feat(武器): 添加钢管武器蓄力特效和音效

- 为钢管武器添加蓄力粒子效果
- 新增钢管落地音效资源
- 修改钢管子弹碰撞形状为圆形
- 添加钢管武器能量消耗和冷却时间配置
- 实现钢管子弹销毁时的落地效果

scripts/Contents/Characters/Rooster.gd

@@ -1,6 +1,8 @@
 extends EntityBase
 class_name Rooster
 
+@onready var chargeParticle: GPUParticles2D = $%chargeParticle
+
 func register():
 	attackCooldownMap[0] = 200
 	attackCooldownMap[1] = 6000
@@ -11,6 +13,7 @@ func register():
 			elif bullet is FoxZhua:
 				EffectController.create(ComponentManager.getEffect("BloodFall"), texture.global_position).shot()
 	)
+	chargeParticle.emitting = false
 var chargeStartTime = {}
 
 func ai():
@@ -62,6 +65,7 @@ func startCharge(weaponIndex: int):
 		var weapon = weapons[weaponIndex]
 		if weapon.chargable:
 			chargeStartTime[weaponIndex] = Time.get_ticks_msec()
+			chargeParticle.emitting = true
 func endCharge(weaponIndex: int):
 	if chargeStartTime.has(weaponIndex):
 		var startTime = chargeStartTime[weaponIndex]
@@ -73,3 +77,4 @@ func endCharge(weaponIndex: int):
 			if weapon.chargable:
 				weapon.chargedTime = chargedTime
 				tryAttack(weaponIndex)
+				chargeParticle.emitting = false