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/CharacterSpawner.cs

@@ -0,0 +1,98 @@
+using System.Collections;
+using AOT.Boot;
+using UnityEngine;
+using YooAsset;
+
+namespace HotUpdate
+{
+    /// <summary>
+    /// M3：加载示例角色 MaleExplorer 进场景。
+    /// </summary>
+    public sealed class CharacterSpawner : MonoBehaviour
+    {
+        public const string PrefabAddress = "MaleExplorer";
+        public const string EditorPrefabPath = "Assets/Bundles/Characters/MaleExplorer/MaleExplorer.prefab";
+        public const string ArtPackageName = "Art";
+
+        BootContext _ctx;
+        GameObject _instance;
+
+        public void Bind(BootContext ctx) => _ctx = ctx;
+
+        public void Spawn()
+        {
+            StartCoroutine(SpawnCo());
+        }
+
+        IEnumerator SpawnCo()
+        {
+            GameObject prefab = null;
+
+            // 1) YooAsset Art 包（Offline/Host 已初始化时）
+            if (YooAssets.IsInitialized && YooAssets.TryGetPackage(ArtPackageName, out var art) &&
+                art.InitializeStatus == EOperationStatus.Succeeded)
+            {
+                var handle = art.LoadAssetAsync<GameObject>(PrefabAddress);
+                yield return handle;
+                if (handle.Status == EOperationStatus.Succeeded)
+                {
+                    prefab = handle.GetAssetObject<GameObject>();
+                    Debug.Log($"[CharacterSpawner] loaded from YooAsset Art address={PrefabAddress}");
+                }
+                else
+                {
+                    Debug.LogWarning($"[CharacterSpawner] Art load failed: {handle.Error}");
+                    handle.Release();
+                }
+            }
+
+            // 2) 编辑器直通：AssetDatabase
+#if UNITY_EDITOR
+            if (prefab == null)
+            {
+                prefab = UnityEditor.AssetDatabase.LoadAssetAtPath<GameObject>(EditorPrefabPath);
+                if (prefab != null)
+                    Debug.Log($"[CharacterSpawner] loaded via AssetDatabase {EditorPrefabPath}");
+            }
+#endif
+
+            if (prefab == null)
+            {
+                Debug.LogError("[CharacterSpawner] MaleExplorer prefab not found");
+                yield break;
+            }
+
+            if (_instance != null)
+                Destroy(_instance);
+
+            _instance = Instantiate(prefab);
+            _instance.name = "MaleExplorer_Runtime";
+            _instance.transform.position = new Vector3(0f, 0f, 2.5f);
+            DontDestroyOnLoad(_instance);
+
+            // 简易朝向相机
+            var billboard = _instance.GetComponentInChildren<MeshRenderer>();
+            if (billboard != null && Camera.main != null)
+            {
+                var t = billboard.transform;
+                var cam = Camera.main.transform;
+                var dir = cam.position - t.position;
+                dir.y = 0f;
+                if (dir.sqrMagnitude > 0.001f)
+                    t.rotation = Quaternion.LookRotation(-dir.normalized);
+            }
+
+            // 调整主相机看向角色（竖屏）
+            if (Camera.main != null)
+            {
+                var cam = Camera.main;
+                cam.transform.position = new Vector3(0f, 1.4f, -1.2f);
+                cam.transform.rotation = Quaternion.Euler(8f, 0f, 0f);
+                cam.fieldOfView = 50f;
+                cam.backgroundColor = new Color(0.45f, 0.62f, 0.78f);
+            }
+
+            Debug.Log($"[CharacterSpawner] spawned ok res={_ctx?.ResVersion}");
+        }
+    }
+}

AIClient/Assets/HotUpdate/Scripts/CharacterSpawner.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 9cd65ba42ca5feb4b9912b12d3edb8c0
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

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();

AIClient/Assets/HotUpdate/Scripts/Net/GameNet.cs

@@ -28,7 +28,12 @@ namespace HotUpdate.Net
         public void Bind(BootContext boot)
         {
             _boot = boot;
-            if (_boot != null && !string.IsNullOrEmpty(_boot.WsUrlTemplate))
+            if (_boot == null) return;
+
+            if (!string.IsNullOrEmpty(_boot.HttpBase))
+                HttpBase = _boot.HttpBase;
+
+            if (!string.IsNullOrEmpty(_boot.WsUrlTemplate))
             {
                 // 旧模板只有 pid 时补上 token
                 var tpl = _boot.WsUrlTemplate;