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(readme): 更新文档说明

- 添加项目使用指南
- 完善API接口说明
- 修正错误的配置示例
```

Assets/Script/技能脚本/ArcherHunterSkill.cs

@@ -0,0 +1,52 @@
+using UnityEngine;
+
+public class ArcherHunterSkill : UnitSkill
+{
+    [Min(0f)]
+    public float splitShotRadius = 3f;
+
+    public override void ReleaseSkill()
+    {
+        GameObject mainTarget = unit.Target;
+        if (mainTarget == null)
+        {
+            return;
+        }
+
+        GameObject nearbyOpponent = FindNearbyOpponent(mainTarget);
+        unit.FireSkillProjectile(nearbyOpponent != null ? nearbyOpponent : mainTarget);
+    }
+
+    private GameObject FindNearbyOpponent(GameObject mainTarget)
+    {
+        UnitTeam myTeam = unit.GetComponent<UnitTeam>();
+        if (myTeam == null)
+        {
+            return null;
+        }
+
+        GameObject nearbyOpponent = null;
+        float nearestSqrDistance = splitShotRadius * splitShotRadius;
+        foreach (UnitTeam opponentTeam in GameObject.FindObjectsOfType<UnitTeam>())
+        {
+            GameObject opponent = opponentTeam.gameObject;
+            if (opponent == null
+                || opponent == mainTarget
+                || opponent == unit.gameObject
+                || opponent.transform.root == unit.transform.root
+                || !myTeam.IsEnemy(opponent))
+            {
+                continue;
+            }
+
+            float sqrDistance = (opponent.transform.position - mainTarget.transform.position).sqrMagnitude;
+            if (sqrDistance <= nearestSqrDistance)
+            {
+                nearestSqrDistance = sqrDistance;
+                nearbyOpponent = opponent;
+            }
+        }
+
+        return nearbyOpponent;
+    }
+}