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/Player/PlayerWallDetector.cs

@@ -13,7 +13,7 @@ namespace BaseGames.Player
     {
         [SerializeField] private PlayerMovementConfigSO _config;
 
-        [Header("墙壁 Layer（默认使用 \"Wall\" + \"Ground\"）")]
+        [Header("墙壁 Layer（默认使用 \"Wall\" + \"Platform\"）")]
         [SerializeField] private LayerMask _wallLayer;
 
         /// <summary>当前是否正在触碰墙壁。</summary>
@@ -69,7 +69,7 @@ namespace BaseGames.Player
         private bool CheckPhysicalContact(int direction)
         {
             if (_rb == null) return false;
-            LayerMask mask = _wallLayer != 0 ? _wallLayer : LayerMask.GetMask("Wall", "Ground");
+            LayerMask mask = _wallLayer != 0 ? _wallLayer : LayerMask.GetMask("Wall", "Platform");
             var filter = new ContactFilter2D();
             filter.SetLayerMask(mask);
             filter.useTriggers = false;
@@ -94,7 +94,7 @@ namespace BaseGames.Player
             Vector2 center = transform.position;
             float   len    = _config.WallRayLength;
             float   oy     = _config.WallRayOffsetY;
-            int     layer  = _wallLayer != 0 ? (int)_wallLayer : LayerMask.GetMask("Wall", "Ground");
+            int     layer  = _wallLayer != 0 ? (int)_wallLayer : LayerMask.GetMask("Wall", "Platform");
 
             bool top = Physics2D.Raycast(center + Vector2.up   * oy, dir, len, layer);
             bool bot = Physics2D.Raycast(center + Vector2.down * oy, dir, len, layer);