refactor(武器系统): 重构VectorStar武器和子弹逻辑

调整VectorStar子弹的移动逻辑，移除forwarded变量并优化速度计算
修改VectorStar武器的属性计算公式，调整基础值和成长系数
更新VectorStar场景配置，调整攻击力、冷却时间等参数
将Rooster角色的默认武器替换为VectorStar

scripts/Contents/Bullets/VectorStar.gd

@@ -12,9 +12,7 @@ func ai():
 	PresetBulletAI.forward(self, rotation)
 	if timeLived() <= forwardTime:
 		speed = 10 * ((forwardTime - timeLived()) / forwardTime)
-	elif forwarded:
-		speed = (timeLived() - forwardTime) / 30
 	else:
-		forwarded = true
+		speed = (timeLived() - forwardTime) / 30
 		if is_instance_valid(tracer):
 			rotation = position.angle_to_point(tracer.getTrackingAnchor())

scripts/Contents/Weapons/VectorStarWeapon.gd

@@ -4,9 +4,9 @@ class_name VectorStarWeapon
 
 func update(to: int, origin: Dictionary, _entity: EntityBase):
 	origin["atk"] += 2 * to * soulLevel
-	origin["forwardtime"] /= 1 + 0.025 * to * soulLevel
-	origin["mincount"] += 0.05 * to * soulLevel
-	origin["maxcount"] += 0.1 * to * soulLevel
+	origin["forwardtime"] /= 1 + 0.01 * to * soulLevel
+	origin["mincount"] = 4 + 1 * soulLevel
+	origin["maxcount"] = 9 + 1 * soulLevel
 	return origin
 func attack(entity: EntityBase):
 	var weaponPos = entity.findWeaponAnchor("normal")