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
```

注意：由于您提供的code differences部分为空，以上是一个示例模板。当您有具体的代码变更时，请提供详细的变更内容以便生成更准确的commit message。

Assets/Script/ShockwaveEffect.cs

@@ -0,0 +1,120 @@
+using UnityEngine;
+
+/// <summary>
+/// 控制冲击波扩散效果
+/// 可通过代码动态调整颜色、大小、速度等参数，实现不同技能的复用
+/// </summary>
+public class ShockwaveEffect : MonoBehaviour
+{
+    [Header("扩散参数")]
+    [Tooltip("扩散持续时间（秒）")]
+    public float duration = 1f;
+    
+    [Tooltip("扩散完成后是否自动销毁")]
+    public bool autoDestroy = true;
+
+    [Header("运行时可配置参数（可选）")]
+    [Tooltip("覆盖材质颜色（Alpha=0时不覆盖）")]
+    public Color overrideColor = new Color(0, 0, 0, 0);
+    
+    [Tooltip("覆盖扩散半径（<=0时使用Transform.localScale）")]
+    public float overrideRadius = 0f;
+    
+    [Tooltip("覆盖圆环粗细（<=0时使用材质默认值）")]
+    public float overrideRingWidth = 0f;
+
+    private Material material;
+    private float elapsed;
+    private bool isPlaying;
+    private Vector3 initialScale;
+
+    private void Start()
+    {
+        // 获取材质实例（不影响原材质）
+        var renderer = GetComponent<MeshRenderer>();
+        if (renderer != null)
+        {
+            material = renderer.material; // 自动创建材质实例
+            
+            // 应用覆盖参数
+            if (overrideColor.a > 0f)
+            {
+                material.SetColor("_RingColor", overrideColor);
+            }
+            
+            if (overrideRingWidth > 0f)
+            {
+                material.SetFloat("_RingWidth", overrideRingWidth);
+            }
+            
+            if (overrideRadius > 0f)
+            {
+                // 根据半径计算所需的Scale
+                // Quad默认1x1，半径0.5，所以 Scale = radius * 2
+                float scale = overrideRadius * 2f;
+                transform.localScale = new Vector3(scale, scale, scale);
+            }
+            
+            // 从0开始扩散
+            material.SetFloat("_Progress", 0f);
+            isPlaying = true;
+            elapsed = 0f;
+        }
+        else
+        {
+            Debug.LogWarning("ShockwaveEffect: 找不到MeshRenderer组件");
+            if (autoDestroy)
+            {
+                Destroy(gameObject);
+            }
+        }
+    }
+
+    private void Update()
+    {
+        if (!isPlaying || material == null)
+        {
+            return;
+        }
+
+        elapsed += Time.deltaTime;
+        float progress = Mathf.Clamp01(elapsed / duration);
+        
+        // 更新Progress参数（0到1）
+        material.SetFloat("_Progress", progress);
+
+        // 扩散完成
+        if (progress >= 1f)
+        {
+            isPlaying = false;
+            
+            if (autoDestroy)
+            {
+                Destroy(gameObject);
+            }
+        }
+    }
+
+    private void OnDestroy()
+    {
+        // 清理材质实例
+        if (material != null)
+        {
+            Destroy(material);
+        }
+    }
+    
+    /// <summary>
+    /// 快捷方法：设置扩散参数
+    /// </summary>
+    public void SetupEffect(float radius, float duration, Color color, float ringWidth = 0f)
+    {
+        this.overrideRadius = radius;
+        this.duration = duration;
+        this.overrideColor = color;
+        if (ringWidth > 0f)
+        {
+            this.overrideRingWidth = ringWidth;
+        }
+    }
+}

Assets/Script/ShockwaveEffect.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: Wi9Oti2sVXLfnNsZJWEwc8LcWf8W7GlOYV8Ki/YiIZmXc8wu+QEZtEo=
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Script/StoneGolemSkill.cs

@@ -16,6 +16,9 @@ public class StoneGolemSkill : UnitSkill
     [Min(0f)]
     public float skillAnimationDuration = 0f;
 
+    [Header("特效")]
+    public GameObject shockwaveEffectPrefab;
+
     private bool isSkillReady;
 
     public override void ReleaseSkill()
@@ -38,6 +41,22 @@ public class StoneGolemSkill : UnitSkill
             return;
         }
 
+        // 生成扩散光圈特效
+        if (shockwaveEffectPrefab != null)
+        {
+            Vector3 effectPosition = unit.transform.position;
+            var effectObj = Instantiate(shockwaveEffectPrefab, effectPosition, shockwaveEffectPrefab.transform.rotation);
+            
+            // 可选：动态配置特效参数（不配置则使用Prefab默认值）
+            var effect = effectObj.GetComponent<ShockwaveEffect>();
+            if (effect != null)
+            {
+                // 根据技能范围动态设置扩散半径
+                effect.overrideRadius = skillRadius;
+                // 可以设置颜色，例如：effect.overrideColor = new Color(1f, 0.8f, 0.2f, 1f);
+            }
+        }
+
         unit.ApplyAreaSkillDamage(skillRadius, skillDamage, false);
         unit.ApplyAreaStun(skillRadius, stunDuration);
         isSkillReady = false;