feat(ui): session skills registry tab + per-level selectors

src/ClaudeDo.Ui/ViewModels/Modals/SettingsModalViewModel.cs

@@ -18,6 +18,7 @@ public sealed partial class SettingsModalViewModel : ViewModelBase
     public FilesSettingsTabViewModel Files { get; }
     public PrimeClaudeTabViewModel Prime { get; }
     public OnlineInboxSettingsViewModel OnlineInbox { get; }
+    public SessionSkillsSettingsTabViewModel SessionSkills { get; }
 
     [ObservableProperty] private string _validationError = "";
     [ObservableProperty] private bool _isBusy;
@@ -39,6 +40,7 @@ public sealed partial class SettingsModalViewModel : ViewModelBase
         Files = new FilesSettingsTabViewModel(worker);
         Prime = prime;
         OnlineInbox = new OnlineInboxSettingsViewModel(worker, onlineLoginService);
+        SessionSkills = new SessionSkillsSettingsTabViewModel(worker);
     }
 
     public async Task LoadAsync()
@@ -69,6 +71,8 @@ public sealed partial class SettingsModalViewModel : ViewModelBase
 
             await Prime.LoadAsync();
             await OnlineInbox.LoadAsync();
+            await SessionSkills.LoadAsync();
+            await General.LoadSessionSkillsAsync(_worker, dto?.SessionSkills);
         }
         finally { IsBusy = false; }
     }
@@ -97,7 +101,8 @@ public sealed partial class SettingsModalViewModel : ViewModelBase
                     General.ReportExcludedPaths
                         .Split('\n').Select(l => l.Trim().TrimEnd('\r')).Where(l => l.Length > 0).ToList()),
                 General.StandupWeekday,
-                Prime.DailyPrepMaxTasks);
+                Prime.DailyPrepMaxTasks,
+                General.SelectedSessionSkillNames());
             await _worker.UpdateAppSettingsAsync(dto);
             await Prime.SaveAsync();
             await OnlineInbox.SaveAsync();