Add AIServer, character art pipeline, and Art package boot integration.

Bring in MaleExplorer assets/shaders, model tooling and Hunyuan updates, plus boot/YooAsset Art package support.

Co-authored-by: Cursor <cursoragent@cursor.com>

AIClient/Assets/HotUpdate/Scripts/Entry.cs

@@ -36,6 +36,11 @@ namespace HotUpdate
             Debug.Log($"[HotUpdate] Bootstrap ready. CDN={_ctx?.CdnRoot}");
             EnsureHud();
 
+            // M3：示例角色（与网络并行，不依赖 WS）
+            var spawner = gameObject.AddComponent<CharacterSpawner>();
+            spawner.Bind(_ctx);
+            spawner.Spawn();
+
             _net = gameObject.AddComponent<GameNet>();
             _net.Bind(_ctx);
             _net.OnStatus += s =>
@@ -45,7 +50,7 @@ namespace HotUpdate
             _net.OnWsReady += () =>
             {
                 if (_hud != null)
-                    _hud.text = $"WS OK pid={_net.Session?.Pid}";
+                    _hud.text = $"WS OK pid={_net.Session?.Pid} | MaleExplorer";
                 Debug.Log($"[HotUpdate] M2 WS ready pid={_net.Session?.Pid}");
             };
             _net.StartGuestSession();