根据提供的code differences信息，由于没有具体的代码变更内容，我将生成一个通用的commit message模板：

```
docs(changelog): 更新项目变更日志

- 添加新的版本记录
- 修正已知问题描述
- 更新功能特性说明
```

注意：由于您提供的code differences部分为空，以上是一个示例模板。实际使用时请根据具体的代码变更内容来填写相应的type、scope、subject和body信息。

Assets/Script/Projectile.cs

@@ -116,20 +116,29 @@ public class Projectile : MonoBehaviour
 
         UnitBase targetUnit = hitObject.GetComponentInParent<UnitBase>();
         BuildingHealth targetBuilding = hitObject.GetComponentInParent<BuildingHealth>();
-        if (targetUnit == null && targetBuilding == null)
+        WorldHealthBar targetHealthBar = hitObject.GetComponentInParent<WorldHealthBar>();
+        
+        if (targetUnit == null && targetBuilding == null && targetHealthBar == null)
         {
             return;
         }
 
         hasHit = true;
+        
         if (targetUnit != null)
         {
             targetUnit.ReceiveDamage(damage, owner);
         }
-        else
+        else if (targetBuilding != null)
         {
             targetBuilding.ReceiveDamage(damage, owner);
         }
+        else if (targetHealthBar != null)
+        {
+            // 召唤师等特殊单位（有 WorldHealthBar 但没有 UnitBase）
+            targetHealthBar.TakeDamage(damage, owner);
+        }
+        
         if (registerEnergyOnHit && owner != null)
         {
             UnitBase unit = owner.GetComponent<UnitBase>();