feat: 添加新武器彩虹旗和紫水晶簇，调整饲料属性和数值

refactor: 重构子弹生成逻辑，支持分裂和折射效果

fix: 修复掉落物拾取范围和碰撞检测问题

style: 优化UI显示，添加武器品质和类型标签

docs: 更新字段描述，调整部分饲料名称和分类

perf: 优化数学工具函数，添加随机数处理工具

test: 调整波次生成逻辑，添加新敌人类型

build: 添加新资源文件和相关导入配置

scripts/Contents/Bullets/LGBTBullet.gd

@@ -0,0 +1,21 @@
+extends BulletBase
+class_name LGBTBullet
+
+var myTracer: EntityBase = null
+
+func spawn():
+	findTracer()
+func register():
+	speed = 1
+	damage = 5
+func ai():
+	texture.rotation_degrees += speed
+	speed *= 1.05
+	speed = clamp(speed, 0, 20)
+	if is_instance_valid(myTracer):
+		PresetAIs.trace(self, myTracer.position, clamp(speed / 150, 0, 1))
+	else:
+		findTracer()
+	PresetAIs.forward(self, rotation)
+func findTracer():
+	myTracer = EntityTool.findClosetEntity(position, get_tree(), false, true)

scripts/Contents/Bullets/PurpleCrystal.gd

@@ -5,3 +5,20 @@ func ai():
 	PresetAIs.forward(self, rotation)
 func destroy(_beacuseMap: bool):
 	EffectController.create(preload("res://components/Effects/PurpleCrystalExplosion.tscn"), global_position).shot()
+func split(index, total, _last):
+	BulletBase.generate(
+		preload("res://components/Bullets/PurpleCrystal.tscn"),
+		launcher,
+		position,
+		deg_to_rad(360 / total * index),
+		true
+	)
+func refract(entity, _index, _total, _last):
+	BulletBase.generate(
+		preload("res://components/Bullets/PurpleCrystal.tscn"),
+		launcher,
+		position,
+		position.angle_to_point(entity.position) if is_instance_valid(entity) else randf_range(0, deg_to_rad(360)),
+		false,
+		true
+	)