feat(音效/特效): 添加角色死亡音效和血液特效

添加多个音效文件并实现角色死亡时的血液粒子效果
调整冲刺逻辑和数值，修复激光子弹的显示位置
为不同攻击类型添加对应音效，增强游戏表现力

resources/sounds/effect/Magic Spell.wav.import

@@ -0,0 +1,24 @@
+[remap]
+
+importer="wav"
+type="AudioStreamWAV"
+uid="uid://bgo8p1l77xrbe"
+path="res://.godot/imported/Magic Spell.wav-5293554c522fa39b42ee6fbe9a20cc35.sample"
+
+[deps]
+
+source_file="res://resources/sounds/effect/Magic Spell.wav"
+dest_files=["res://.godot/imported/Magic Spell.wav-5293554c522fa39b42ee6fbe9a20cc35.sample"]
+
+[params]
+
+force/8_bit=false
+force/mono=false
+force/max_rate=false
+force/max_rate_hz=44100
+edit/trim=false
+edit/normalize=false
+edit/loop_mode=0
+edit/loop_begin=0
+edit/loop_end=-1
+compress/mode=0