[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/Localization/PlayFabLocalizationModels.cs

@@ -0,0 +1,26 @@
+#if !DISABLE_PLAYFABENTITY_API
+using System;
+using System.Collections.Generic;
+using PlayFab.SharedModels;
+
+namespace PlayFab.LocalizationModels
+{
+    [Serializable]
+    public class GetLanguageListRequest : PlayFabRequestCommon
+    {
+        /// <summary>
+        /// The optional custom tags associated with the request (e.g. build number, external trace identifiers, etc.).
+        /// </summary>
+        public Dictionary<string,string> CustomTags;
+    }
+
+    [Serializable]
+    public class GetLanguageListResponse : PlayFabResultCommon
+    {
+        /// <summary>
+        /// The list of allowed languages, in BCP47 two-letter format
+        /// </summary>
+        public List<string> LanguageList;
+    }
+}
+#endif