feat(角色): 添加新角色资源及调整现有角色属性

新增狗、猫、鸡、MTY等角色的图片和动画资源，并调整部分角色的属性和动画逻辑。包括：
- 添加狗角色的行走动画和图片资源
- 更新猫角色的行走动画和碰撞体
- 调整鸡角色的属性和动画帧
- 修改MTY角色的攻击冷却时间
- 更新彩虹糖的数值属性
- 优化链式机枪的攻击力属性
- 添加企鹅角色的多帧动画资源
- 更新熊角色的行走动画和面具资源

同时修复了部分角色的碰撞体大小和位置问题。

components/Characters/MTY.tscn

@@ -1,10 +1,11 @@
-[gd_scene load_steps=7 format=3 uid="uid://b5ysxff1ujv4l"]
+[gd_scene load_steps=8 format=3 uid="uid://b5ysxff1ujv4l"]
 
 [ext_resource type="PackedScene" uid="uid://cvogxi7mktumf" path="res://components/Abstracts/EntityBase.tscn" id="1_8og84"]
 [ext_resource type="Script" uid="uid://b80jr04qpitly" path="res://scripts/Contents/Characters/MTY.gd" id="2_hjlm2"]
-[ext_resource type="Texture2D" uid="uid://cpaafqx7vf443" path="res://resources/characters/bird/mty.png" id="2_i2hh0"]
+[ext_resource type="Texture2D" uid="uid://b710rxx6yq2x1" path="res://resources/characters/bird/tera-a.svg" id="3_gxm04"]
+[ext_resource type="Texture2D" uid="uid://cmmvtcahw5y5e" path="res://resources/characters/bird/tera-d.svg" id="4_ndje2"]
 
-[sub_resource type="SpriteFrames" id="SpriteFrames_hjlm2"]
+[sub_resource type="SpriteFrames" id="SpriteFrames_gxm04"]
 animations = [{
 "frames": [],
 "loop": true,
@@ -14,37 +15,58 @@ animations = [{
 "frames": [],
 "loop": true,
 "name": &"walk",
-"speed": 5.0
+"speed": 0.5
 }]
 
-[sub_resource type="RectangleShape2D" id="RectangleShape2D_i2hh0"]
-size = Vector2(471, 57)
+[sub_resource type="SpriteFrames" id="SpriteFrames_hjlm2"]
+animations = [{
+"frames": [{
+"duration": 1.0,
+"texture": ExtResource("3_gxm04")
+}],
+"loop": true,
+"name": &"idle",
+"speed": 5.0
+}, {
+"frames": [{
+"duration": 1.0,
+"texture": ExtResource("3_gxm04")
+}, {
+"duration": 1.0,
+"texture": ExtResource("4_ndje2")
+}],
+"loop": true,
+"name": &"walk",
+"speed": 0.5
+}]
 
-[sub_resource type="CapsuleShape2D" id="CapsuleShape2D_hjlm2"]
-radius = 37.0
-height = 126.0
+[sub_resource type="RectangleShape2D" id="RectangleShape2D_fdkbo"]
+size = Vector2(138, 181)
 
 [node name="MTY" instance=ExtResource("1_8og84")]
 script = ExtResource("2_hjlm2")
 displayName = "猫头鹰"
 drops = Array[int]([0, 1, 3])
 dropCounts = Array[Vector2]([Vector2(3, 6), Vector2(2, 4), Vector2(1, 3)])
+useStatic = true
 hurtAudioRate = 0.05
 
 [node name="texture" parent="." index="3"]
-sprite_frames = SubResource("SpriteFrames_hjlm2")
+position = Vector2(0, -64)
+sprite_frames = SubResource("SpriteFrames_gxm04")
 
 [node name="staticBackground" parent="texture" index="0"]
 scale = Vector2(0.23718655, 0.23718655)
-texture = ExtResource("2_i2hh0")
+
+[node name="staticAnimation" parent="texture" index="1"]
+position = Vector2(0, -27)
+scale = Vector2(1.42485, 1.42485)
+sprite_frames = SubResource("SpriteFrames_hjlm2")
+animation = &"idle"
 
 [node name="hitbox" parent="texture/hurtbox" index="0"]
-position = Vector2(-3.5, -13.5)
-shape = SubResource("RectangleShape2D_i2hh0")
-
-[node name="hitbox2" type="CollisionShape2D" parent="texture/hurtbox" index="1"]
-position = Vector2(0, -3)
-shape = SubResource("CapsuleShape2D_hjlm2")
+position = Vector2(0, -26.5)
+shape = SubResource("RectangleShape2D_fdkbo")
 
 [node name="statebar" parent="." index="4"]
-position = Vector2(0, -130)
+position = Vector2(0, -199)