코드 탭 작업 폴더 동기화 불일치 수정 및 빠른 전송 안정화

작업 폴더 선택 시 현재 대화가 없더라도 Code/Cowork 대화를 즉시 확보하고 WorkFolder를 먼저 기록하도록 보강했다.

새 Code/Cowork 대화가 탭별 최근 작업 폴더를 기본으로 승계하도록 ChatSessionStateService를 조정하고, 현재 폴더 표시도 CodeWorkFolder/CoworkWorkFolder를 우선 사용하도록 맞췄다.

작업 폴더 해제 시 대화 메타데이터와 탭별 저장 폴더를 함께 초기화하도록 정리했다.

검증: dotnet build src/AxCopilot/AxCopilot.csproj -c Release -v minimal -p:OutputPath=bin\\verify_workfolder_sync\\ -p:IntermediateOutputPath=obj\\verify_workfolder_sync\\ / dotnet test src/AxCopilot.Tests/AxCopilot.Tests.csproj -c Release -v minimal --filter ChatSessionStateServiceTests -p:OutputPath=bin\\verify_workfolder_sync_tests\\ -p:IntermediateOutputPath=obj\\verify_workfolder_sync_tests\

src/AxCopilot/Services/ChatSessionStateService.cs

@@ -168,7 +168,7 @@ public sealed class ChatSessionStateService
         if (string.Equals(normalizedTab, "Code", StringComparison.OrdinalIgnoreCase)
             || string.Equals(normalizedTab, "Cowork", StringComparison.OrdinalIgnoreCase))
         {
-            created.WorkFolder = "";
+            created.WorkFolder = ResolveDefaultWorkFolderForTab(normalizedTab, settings);
             try
             {
                 var currentPerm = AxCopilot.Services.Agent.PermissionModeCatalog.NormalizeGlobalMode(
@@ -187,6 +187,24 @@ public sealed class ChatSessionStateService
         return created;
     }
 
+    private static string ResolveDefaultWorkFolderForTab(string normalizedTab, ISettingsService settings)
+    {
+        var llm = settings.Settings.Llm;
+        var tabFolder = normalizedTab switch
+        {
+            "Code" => llm.CodeWorkFolder,
+            "Cowork" => llm.CoworkWorkFolder,
+            _ => "",
+        };
+
+        if (!string.IsNullOrWhiteSpace(tabFolder))
+            return tabFolder;
+
+        return string.Equals(normalizedTab, "Chat", StringComparison.OrdinalIgnoreCase)
+            ? ""
+            : llm.WorkFolder ?? "";
+    }
+
     public ChatConversation CreateBranchConversation(
         ChatConversation source,
         int atIndex,

src/AxCopilot/Views/ChatWindow.xaml.cs

@@ -2187,6 +2187,9 @@ public partial class ChatWindow : Window
         ChatConversation? convToPersist = null;
         lock (_convLock)
         {
+            if (_currentConversation == null && (_activeTab is "Cowork" or "Code"))
+                _currentConversation = ChatSession?.EnsureCurrentConversation(_activeTab) ?? new ChatConversation { Tab = _activeTab };
+
             if (_currentConversation != null)
             {
                 var session = ChatSession;
@@ -2240,6 +2243,15 @@ public partial class ChatWindow : Window
             if (_currentConversation != null && !string.IsNullOrEmpty(_currentConversation.WorkFolder))
                 return _currentConversation.WorkFolder;
         }
+
+        if (string.Equals(_activeTab, "Code", StringComparison.OrdinalIgnoreCase)
+            && !string.IsNullOrWhiteSpace(_settings.Settings.Llm.CodeWorkFolder))
+            return _settings.Settings.Llm.CodeWorkFolder;
+
+        if (string.Equals(_activeTab, "Cowork", StringComparison.OrdinalIgnoreCase)
+            && !string.IsNullOrWhiteSpace(_settings.Settings.Llm.CoworkWorkFolder))
+            return _settings.Settings.Llm.CoworkWorkFolder;
+
         return _settings.Settings.Llm.WorkFolder;
     }
 
@@ -2331,6 +2343,7 @@ public partial class ChatWindow : Window
 
     private void BtnFolderClear_Click(object sender, RoutedEventArgs e)
     {
+        var currentFolder = GetCurrentWorkFolder();
         ViewModel.WorkFolder = "";
         lock (_convLock)
         {
@@ -2343,6 +2356,21 @@ public partial class ChatWindow : Window
                     _currentConversation.WorkFolder = "";
             }
         }
+
+        if (string.Equals(_activeTab, "Code", StringComparison.OrdinalIgnoreCase))
+            _settings.Settings.Llm.CodeWorkFolder = "";
+        else if (string.Equals(_activeTab, "Cowork", StringComparison.OrdinalIgnoreCase))
+            _settings.Settings.Llm.CoworkWorkFolder = "";
+
+        if (!string.IsNullOrWhiteSpace(currentFolder)
+            && string.Equals(_settings.Settings.Llm.WorkFolder, currentFolder, StringComparison.OrdinalIgnoreCase))
+            _settings.Settings.Llm.WorkFolder = "";
+
+        ScheduleSettingsSave();
+        RefreshContextUsageVisual();
+        RefreshInputWatermarkText();
+        UpdateFolderSelectButtonStyle();
+        UpdateConditionalSkillActivation(reset: true, reloadSkillSources: true);
     }
 
     /// <summary>현재 대화의 개별 설정을 로드합니다. null이면 전역 기본값 사용.</summary>