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/Scene/SceneScaffoldTools.cs

@@ -352,9 +352,9 @@ namespace BaseGames.Editor
             GetOrAddComponent<Grid>(gridGo);
 
             GameObject groundTileGo = GetOrCreateChild(gridGo.transform, "Ground").gameObject;
-            int groundLayer = LayerMask.NameToLayer("Ground");
+            int groundLayer = LayerMask.NameToLayer("Platform");
             if (groundLayer >= 0) groundTileGo.layer = groundLayer;
-            else report.Add("Layer 'Ground' 不存在，请在 Tags and Layers 中创建。");
+            else report.Add("Layer 'Platform' 不存在，请在 Tags and Layers 中创建。");
 
             GetOrAddComponent<Tilemap>(groundTileGo);
             GetOrAddComponent<TilemapRenderer>(groundTileGo);