feat(武器系统): 新增蓝水晶武器及其子弹效果

实现蓝水晶武器系统，包含追踪子弹和环绕钻石效果
- 添加蓝水晶武器及配套子弹资源
- 实现子弹追踪逻辑和钻石环绕效果
- 扩展BulletBase类支持父子弹关联
- 更新角色预设包含新武器

components/Characters/Rooster.tscn

@@ -1,9 +1,10 @@
-[gd_scene load_steps=14 format=3 uid="uid://bm7ymrri6pykb"]
+[gd_scene load_steps=15 format=3 uid="uid://bm7ymrri6pykb"]
 
 [ext_resource type="PackedScene" uid="uid://cvogxi7mktumf" path="res://components/Abstracts/EntityBase.tscn" id="1_e5pl8"]
 [ext_resource type="Script" uid="uid://cthtupc6dtbav" path="res://scripts/Contents/Characters/Rooster.gd" id="2_oqdqd"]
 [ext_resource type="PackedScene" uid="uid://sp8f50c5mxyc" path="res://components/Weapons/Shield.tscn" id="3_0omr3"]
 [ext_resource type="AudioStream" uid="uid://dclinyhu256xi" path="res://resources/sounds/effect/Low Whoosh.mp3" id="3_4syso"]
+[ext_resource type="PackedScene" uid="uid://c3crr8r7y3oho" path="res://components/Weapons/BlueCrystal.tscn" id="3_joj4g"]
 [ext_resource type="AudioStream" uid="uid://cdrevrq7n6yqa" path="res://resources/sounds/effect/Boing.mp3" id="4_66s6c"]
 [ext_resource type="AudioStream" uid="uid://benyec5bqni0b" path="res://resources/sounds/effect/Chomp.wav" id="4_k0yme"]
 [ext_resource type="AudioStream" uid="uid://dmxh3bpk8vyy5" path="res://resources/sounds/effect/Coin.mp3" id="5_xnbhq"]
@@ -56,7 +57,11 @@ metadata/_edit_vertical_guides_ = [71.0]
 [node name="weaponStore" parent="." index="1"]
 process_mode = 4
 
-[node name="Shield" parent="weaponStore" index="0" instance=ExtResource("3_0omr3")]
+[node name="BlueCrystal" parent="weaponStore" index="0" instance=ExtResource("3_joj4g")]
+offset_bottom = 398.0
+
+[node name="Shield" parent="weaponStore" index="1" instance=ExtResource("3_0omr3")]
+debugRebuild = false
 
 [node name="sprint" parent="sounds" index="0"]
 stream = ExtResource("4_66s6c")