[U] add PlayFab SDK and SNS login improvements

- Add PlayFabSDK as local package dependency
- Add PlayFabTool.cs for PlayFab API integration
- Implement LoginBySns method in TYSdkFacade
- Add Android SNS login support in SDKManager and UnityBridgeFunc
- Add Build Android With Debug menu option
- Improve exception handling and timeout management

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

sdk-intergration/LocalPackages/PlayFabSDK/Shared/Models/SharedModels.cs

@@ -0,0 +1,44 @@
+using PlayFab.Internal;
+
+namespace PlayFab.SharedModels
+{
+    public class HttpResponseObject
+    {
+        public int code;
+        public string status;
+        public object data;
+    }
+
+    public class PlayFabBaseModel
+    {
+        public string ToJson()
+        {
+            var json = PluginManager.GetPlugin<ISerializerPlugin>(PluginContract.PlayFab_Serializer);
+            return json.SerializeObject(this);
+        }
+    }
+
+    public interface IPlayFabInstanceApi { }
+
+    public class PlayFabRequestCommon : PlayFabBaseModel
+    {
+        public PlayFabAuthenticationContext AuthenticationContext;
+    }
+
+    public class PlayFabResultCommon : PlayFabBaseModel
+    {
+        public PlayFabRequestCommon Request;
+        public object CustomData;
+    }
+
+    public class PlayFabLoginResultCommon : PlayFabResultCommon
+    {
+        public PlayFabAuthenticationContext AuthenticationContext;
+    }
+
+    public class PlayFabResult<TResult> where TResult : PlayFabResultCommon
+    {
+        public TResult Result;
+        public object CustomData;
+    }
+}