feat(角色): 添加Gobo角色及相关资源

添加Gobo角色，包括武器、召唤物和治疗导弹功能
- 新增Gobo角色模型和动画资源
- 实现Gobo武器系统，可召唤Gobo单位
- 添加治疗导弹功能，Gobo受伤时会发射治疗友军
- 优化实体基础类，添加生命值初始化方法
- 修改子弹伤害判定逻辑，支持友军伤害设置

scripts/Contents/Bullets/HealingMissle.gd

@@ -0,0 +1,5 @@
+extends BulletBase
+class_name HealingMissleBullet
+
+func ai():
+    PresetBulletAI.forward(self, rotation)

scripts/Contents/Bullets/HealingMissle.gd.uid

@@ -0,0 +1 @@
+uid://d2ubbdwexom6t

scripts/Contents/Summons/Gobo.gd

@@ -0,0 +1,32 @@
+extends SummonBase
+class_name GoboSummon
+
+var percent: float = 0.0
+var healthSinceLastLaunch: float = 0
+
+func initHealth(maxHealth: float):
+	super.initHealth(maxHealth)
+	healthSinceLastLaunch = maxHealth
+
+func register():
+	fields[FieldStore.Entity.MOVEMENT_SPEED] = 1.5
+	healthChanged.connect(
+		func(newHealth):
+			if healthSinceLastLaunch - newHealth >= 1:
+				launch()
+				healthSinceLastLaunch = newHealth
+	)
+func ai():
+	var target = BulletTool.findClosetBulletCanDamage(position, get_tree(), self)
+	if is_instance_valid(target):
+		move(target.position - position)
+
+func launch():
+	for bullet in BulletBase.generate(
+		ComponentManager.getBullet("HealingMissle"),
+		self,
+		position,
+		position.angle_to_point(EntityTool.findClosetEntity(myMaster.position, get_tree(), isPlayer(), !isPlayer(), [self]).position)
+	):
+		if bullet is HealingMissleBullet:
+			bullet.baseDamage = health * percent * -1

scripts/Contents/Summons/Gobo.gd.uid

@@ -0,0 +1 @@
+uid://cqax27sw0wlme

scripts/Contents/Weapons/Gobo.gd

@@ -0,0 +1,13 @@
+@tool
+extends Weapon
+
+func update(to: int, origin: Dictionary, _entity: EntityBase):
+    origin["health"] += 5 * to * soulLevel
+    origin["percent"] += 0.02 * to * soulLevel
+    return origin
+func attack(entity: EntityBase):
+    var gobo = entity.summon(ComponentManager.getSummon("Gobo"))
+    if gobo is GoboSummon:
+        gobo.percent = readStore("percent")
+        gobo.initHealth(readStore("health"))
+    return true

scripts/Contents/Weapons/Gobo.gd.uid

@@ -0,0 +1 @@
+uid://cbg3xkg1giv35

scripts/Contents/Weapons/Shield.gd

@@ -7,7 +7,6 @@ func update(to: int, origin: Dictionary, _entity: EntityBase):
 	return origin
 func attack(entity: EntityBase):
 	var summon = entity.summon(ComponentManager.getSummon("Shield"))
-	if !summon: return true
-	summon.fields[FieldStore.Entity.MAX_HEALTH] = readStore("atk")
-	summon.health = summon.fields[FieldStore.Entity.MAX_HEALTH]
+	if summon:
+		summon.initHealth(readStore("atk"))
 	return true