feat(武器): 添加河豚刺针武器及其相关资源

新增河豚刺针武器，包含以下内容：
- 添加河豚武器图标和音效资源
- 实现Needle子弹类及其反弹逻辑
- 创建Hetun武器类实现散射攻击
- 添加子弹特效和碰撞检测
- 更新公鸡角色默认武器配置

components/Bullets/Needle.tscn

@@ -0,0 +1,92 @@
+[gd_scene load_steps=14 format=3 uid="uid://bhnhfefm4m87i"]
+
+[ext_resource type="PackedScene" uid="uid://crtdkysmnkith" path="res://components/Abstracts/BulletBase.tscn" id="1_yrddj"]
+[ext_resource type="Texture2D" uid="uid://d4h0i65n0dveo" path="res://resources/bullets/needle/1.svg" id="2_enod1"]
+[ext_resource type="Script" uid="uid://whqgw065ifss" path="res://scripts/Contents/Bullets/Needle.gd" id="2_mjqpl"]
+
+[sub_resource type="SpriteFrames" id="SpriteFrames_mjqpl"]
+animations = [{
+"frames": [{
+"duration": 1.0,
+"texture": ExtResource("2_enod1")
+}],
+"loop": true,
+"name": &"default",
+"speed": 5.0
+}]
+
+[sub_resource type="Curve" id="Curve_kvg2u"]
+_data = [Vector2(0, 1), 0.0, 0.0, 0, 0, Vector2(1, 0), 0.0, 0.0, 0, 0]
+point_count = 2
+
+[sub_resource type="CurveTexture" id="CurveTexture_n2a3y"]
+curve = SubResource("Curve_kvg2u")
+
+[sub_resource type="Gradient" id="Gradient_ux5gl"]
+colors = PackedColorArray(1, 0.47012484, 0, 1, 1, 0.9023062, 0.70387197, 1)
+
+[sub_resource type="GradientTexture1D" id="GradientTexture1D_ikerd"]
+gradient = SubResource("Gradient_ux5gl")
+
+[sub_resource type="ParticleProcessMaterial" id="ParticleProcessMaterial_3yvym"]
+particle_flag_disable_z = true
+emission_shape = 3
+emission_box_extents = Vector3(1, 40, 1)
+angle_min = 1.0728835e-05
+angle_max = 360.00003
+spread = 15.0
+initial_velocity_min = -50.0
+initial_velocity_max = 50.0
+gravity = Vector3(0, 200, 0)
+scale_max = 5.0
+color_initial_ramp = SubResource("GradientTexture1D_ikerd")
+alpha_curve = SubResource("CurveTexture_n2a3y")
+
+[sub_resource type="Curve" id="Curve_enod1"]
+_data = [Vector2(0, 0.4), 0.0, 0.0, 0, 0, Vector2(1, 0), 0.0, 0.0, 0, 0]
+point_count = 2
+
+[sub_resource type="CurveTexture" id="CurveTexture_mjqpl"]
+curve = SubResource("Curve_enod1")
+
+[sub_resource type="ParticleProcessMaterial" id="ParticleProcessMaterial_enod1"]
+particle_flag_disable_z = true
+direction = Vector3(0, 1, 0)
+spread = 0.0
+initial_velocity_min = 150.0
+initial_velocity_max = 150.0
+gravity = Vector3(0, 0, 0)
+scale_min = 0.79999995
+scale_max = 0.79999995
+alpha_curve = SubResource("CurveTexture_mjqpl")
+
+[sub_resource type="RectangleShape2D" id="RectangleShape2D_enod1"]
+size = Vector2(138, 8.765)
+
+[node name="Needle" instance=ExtResource("1_yrddj")]
+script = ExtResource("2_mjqpl")
+penerate = 1.0
+lifeTime = 4000.0
+
+[node name="texture" parent="." index="0"]
+position = Vector2(73, 0)
+rotation = 1.5707964
+sprite_frames = SubResource("SpriteFrames_mjqpl")
+
+[node name="light" type="GPUParticles2D" parent="texture" index="1"]
+z_index = -1
+position = Vector2(0, 34)
+amount = 50
+preprocess = 1.0
+local_coords = true
+process_material = SubResource("ParticleProcessMaterial_3yvym")
+
+[node name="trail" type="GPUParticles2D" parent="texture" index="2"]
+z_index = -1
+texture = ExtResource("2_enod1")
+local_coords = true
+process_material = SubResource("ParticleProcessMaterial_enod1")
+
+[node name="hitbox" parent="." index="1"]
+position = Vector2(67, 0)
+shape = SubResource("RectangleShape2D_enod1")