feat(子弹): 重构小鸡激光攻击并优化子弹行为

- 替换原有Laser为ChickLaser，实现更华丽的激光效果
- 调整FireScan子弹速度和伤害值
- 优化Diamond子弹追踪逻辑和持续时间
- 新增PresetsAI.lockLauncher方法用于固定子弹位置
- 调整Chick角色的攻击冷却时间和攻击距离判定

scripts/Contents/Bullets/ChickLaser.gd

@@ -0,0 +1,8 @@
+extends BulletBase
+class_name Laser
+
+func register():
+	penerate = 1
+func ai():
+	rotation_degrees += 1
+	PresetsAI.lockLauncher(self, launcher, true)

scripts/Contents/Bullets/Diamond.gd

@@ -1,11 +1,12 @@
 extends BulletBase
 class_name Diamond
 
-const traceTime = 2000
+const traceTime = 1500
 
 func register():
 	damage = 2
 func ai():
-	rotation = lerp_angle(rotation, position.angle_to_point(launcher.currentFocusedBoss.position), 0.1 * clamp((traceTime - timeLived()) / traceTime, 0, INF))
 	canDamageSelf = !(timeLived() >= traceTime)
 	PresetsAI.forward(self, rotation)
+	if timeLived() < traceTime:
+		PresetsAI.trace(self, launcher.currentFocusedBoss.position, 0.05)

scripts/Contents/Bullets/FireScan.gd

@@ -2,8 +2,8 @@ extends BulletBase
 class_name FireScan
 
 func register():
-	speed = 5
-	damage = 20
+	speed = 2
+	damage = 1
 
 func ai():
 	PresetsAI.forward(self, rotation)

scripts/Contents/Bullets/Laser.gd

@@ -1,6 +0,0 @@
-extends BulletBase
-class_name Laser
-
-func ai():
-	rotation_degrees += 5
-	position = launcher.texture.global_position

scripts/Contents/Bullets/Presets/Presets.gd

@@ -1,4 +1,12 @@
 class_name PresetsAI
 
+static func lockLauncher(bullet: BulletBase, launcher: EntityBase, onTexture: bool = false):
+	bullet.position = launcher.texture.global_position if onTexture else launcher.position
 static func forward(bullet: BulletBase, rotation: float):
 	bullet.forward(Vector2.from_angle(rotation))
+static func trace(bullet: BulletBase, target: Vector2, speed: float):
+	bullet.rotation = lerp_angle(
+		bullet.rotation,
+		bullet.position.angle_to_point(target),
+		speed
+	)