Refactor event channels and update layer specifications

- Removed StatusEffectEventChannelSO and its associated meta file.
- Updated CreateEventChannelAssets to handle new shield-related events.
- Added CharmModule for managing charm assets in the DataHub.
- Introduced CharmEventChannelSO for charm equipped/unequipped events.
- Changed layer references from "Ground" to "Platform" in various scripts.
- Updated documentation to reflect changes in layer specifications.
- Created new event assets for ShieldBroken, ShieldRestored, StatusEffectApplied, and StatusEffectExpired.

Assets/_Game/Scripts/Editor/Events/CreateEventChannelAssets.cs

@@ -2,6 +2,7 @@ using UnityEngine;
 using UnityEditor;
 using BaseGames.Core.Events;
 using BaseGames.Combat;
+using BaseGames.Combat.StatusEffects;
 using BaseGames.Equipment;
 using BaseGames.Parry;
 using BaseGames.Player;
@@ -54,6 +55,8 @@ namespace BaseGames.Editor
             CreateAsset<VoidEventChannelSO>           ("Combat", "EVT_CheckpointRespawn");
             CreateAsset<StatusEffectEventChannelSO>   ("Combat", "EVT_StatusEffectApplied");
             CreateAsset<StatusEffectEventChannelSO>   ("Combat", "EVT_StatusEffectExpired");
+            CreateAsset<VoidEventChannelSO>           ("Combat", "EVT_ShieldBroken");
+            CreateAsset<VoidEventChannelSO>           ("Combat", "EVT_ShieldRestored");
 
             // ── Boss ──────────────────────────────────────────────────────────
             CreateAsset<BossSkillEventChannelSO>      ("Boss", "EVT_BossSkill");
@@ -180,6 +183,13 @@ namespace BaseGames.Editor
                 return;
             }
 
+            // 存在但类型不匹配（如旧版残留），先删除再重建
+            if (AssetDatabase.LoadMainAssetAtPath(fullPath) != null)
+            {
+                AssetDatabase.DeleteAsset(fullPath);
+                Debug.Log($"[CreateEventChannelAssets] 已删除旧类型资产: {fullPath}");
+            }
+
             T asset = ScriptableObject.CreateInstance<T>();
             AssetDatabase.CreateAsset(asset, fullPath);
             Debug.Log($"[CreateEventChannelAssets] 已创建: {fullPath}");