feat(upserver): 保存M2客户端KV迁移至本人统计写检查点

保存独立KV用户服务、固定会话存档与原业务接线，以及C3d资料缓存和C3e本人统计写。
保留原PF/AGG路线、业务公式和时序；榜单读取、好友资料、公告、匹配及首场景闸仍待完成。

验证：ServiceHost两条件各33组646断言；Unity CLI Loop编译0错误269警告。
包含相关方案、评审裁决、测试及状态文档。未操作服务器、正式账号或打包。

Client/Assets/Scripts/UI/Shop/BlackFridayCouponData.cs

@@ -1,10 +1,17 @@
-using System;
+using System;
 using System.Linq;
 using asap.core;
 using cfg;
 
 public class BlackFridayCouponData
 {
+    private game.PlayerDataStorage.IPlayerSaveStore saveStore;
+    internal void BindSaveStore(game.PlayerDataStorage.IPlayerSaveStore store)
+    {
+        if (saveStore != null && !ReferenceEquals(saveStore, store)) throw new System.InvalidOperationException("Archive store cannot change login.");
+        saveStore = store;
+    }
+
     private readonly Tables _tables = GContext.container.Resolve<Tables>();
     private readonly TbEventCoupon _tableCoupon = GContext.container.Resolve<Tables>().TbEventCoupon;
     public DateTime ActivateTime = new DateTime(1996, 11, 28);
@@ -70,7 +77,7 @@ public class BlackFridayCouponData
     {
         string s =
             $"{ActivateTime.Year},{ActivateTime.Month},{ActivateTime.Day},{ActivateTime.Hour},{ActivateTime.Minute},{ActivateTime.Second},{EventId},{RedirectId},{(IsBought ? 1 : 0)}";
-        PlayFabMgr.Instance.UpdateUserDataValue(PlayFabDataKey, s);
+        saveStore.Write(PlayFabDataKey, s).RequireAccepted();
     }
     public void UpdateData(FishingEvent e)
     {

Client/Assets/Scripts/UI/Shop/ChainPackWithProgressData.cs

@@ -1,4 +1,4 @@
-using asap.core;
+using asap.core;
 using cfg;
 using GameCore;
 namespace GameCore
@@ -27,7 +27,7 @@ public class ChainPackWithProgressMigrationData : ThanksGivingPackData
             && oldData.PackId == packId)
         {
             _data = new Data(eventId: eventId, redirectId: packId, tokenProgress: oldData.TokenProgress, chainProgress: oldData.ChainProgress);
-            PlayFabMgr.Instance.UpdateUserDataValue(ThanksGivingPackData.Key, "");
+            saveStore.Write(ThanksGivingPackData.Key, "").RequireAccepted();
         }
         else
             _data = new Data(eventId: eventId, redirectId: packId, tokenProgress: 0, chainProgress: 0);

Client/Assets/Scripts/UI/Shop/GiftNoticePanel.cs

@@ -16,10 +16,13 @@ public class GiftNoticePanel : MonoBehaviour
     Button btn_watch2;
     public RewardItemNew[] rewardItemNews;
     private Tables _tables;
+    ILocalNotificationService notificationService;
+    bool handlingNotification;
 
     private void Awake()
     {
         _tables = GContext.container.Resolve<Tables>();
+        notificationService = GContext.container.Resolve<ILocalNotificationService>();
         btn_close = transform.Find("btn_close").GetComponent<Button>();
         btn_mask = transform.Find("mask").GetComponent<Button>();
         btn_watch1 = transform.Find("root/btn_watch1/btn_green").GetComponent<Button>();
@@ -58,12 +61,29 @@ public class GiftNoticePanel : MonoBehaviour
         PlayerPrefs.SetInt("GiftNoticePanel", 1);
         OnClose();
     }
-    void OnClickYES()
+    async void OnClickYES()
     {
-        //开启通知
-        OnClose();
-        GContext.container.Resolve<ILocalNotificationService>().OpenSettings();
-        // NotificationCenter.OpenNotificationSettings();
+        if (this == null || handlingNotification) return;
+        handlingNotification = true;
+        try
+        {
+            if (notificationService is LocalNotificationService local && local.HasKVPromptOwner)
+            {
+                local.RequirePromptOwner();
+                await local.OpenSettingsAsync();
+                if (this == null) return;
+                local.RequirePromptOwner();
+            }
+            else
+            {
+                OnClose();
+                notificationService.OpenSettings();
+                return;
+            }
+            OnClose();
+        }
+        catch (System.Exception ex) { game.DefaultSettingService.LogPromptFailure(ex); }
+        finally { handlingNotification = false; }
     }
     void OnClose()
     {

Client/Assets/Scripts/UI/Shop/ThanksGivingPackData.cs

@@ -1,4 +1,4 @@
-using UnityEngine;
+using UnityEngine;
 using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -18,6 +18,13 @@ namespace GameCore
 }
 public class ThanksGivingPackData : IProgressChainPackData
 {
+    protected game.PlayerDataStorage.IPlayerSaveStore saveStore;
+    internal void BindSaveStore(game.PlayerDataStorage.IPlayerSaveStore store)
+    {
+        if (saveStore != null && !ReferenceEquals(saveStore, store)) throw new System.InvalidOperationException("Archive store cannot change login.");
+        saveStore = store;
+    }
+
     protected Data _data = new Data(0, 0, 0, 0);
 
     internal static game.PlayerDataStorage.PlayerKVProgressPackState DecodeForKVLoad(IReadOnlyDictionary<string,string> raw,
@@ -149,7 +156,7 @@ public class ThanksGivingPackData : IProgressChainPackData
 
     public void UploadData()
     {
-        PlayFabMgr.Instance.UpdateUserDataValue(key, _data.Serialize());
+        saveStore.Write(key, _data.Serialize()).RequireAccepted();
     }
     public void LoadData(string s)
     {