fix(ui): surface interactive/planning launch errors in footer

src/ClaudeDo.Localization/locales/de.json

@@ -88,6 +88,14 @@
       "inheritedFromGlobal": "geerbt · Global",
       "overrideBadge": "überschrieben",
       "resetToInherited": "Auf geerbt zurücksetzen"
+    },
+    "agentEditor": {
+      "model": "Modell",
+      "maxTurns": "Max. Durchläufe",
+      "systemPrompt": "System-Prompt (angehängt)",
+      "promptPrepended": "Wird automatisch vorangestellt:",
+      "agentFile": "Agent-Datei",
+      "browse": "Durchsuchen..."
     }
   },
   "tasks": {
@@ -464,7 +472,7 @@
     "taskStatus": { "idle": "Leerlauf", "queued": "In Warteschlange", "running": "Läuft", "waitingForReview": "Wartet auf Prüfung", "waitingForChildren": "Wartet auf Verbesserungen", "done": "Fertig", "failed": "Fehlgeschlagen", "cancelled": "Abgebrochen", "parked": "Geparkt" },
     "planningBadge": { "active": "PLANUNG", "finalized": "GEPLANT" },
     "taskRow": { "createdPrefix": "Erstellt {0}", "stepsText": "{0}/{1} Schritte" },
-    "tasksIsland": { "completedHeader": "ABGESCHLOSSEN", "completedHeaderCount": "ABGESCHLOSSEN · {0}" },
+    "tasksIsland": { "completedHeader": "ABGESCHLOSSEN", "completedHeaderCount": "ABGESCHLOSSEN · {0}", "runInteractiveFailed": "Interaktiv ausführen fehlgeschlagen: {0}", "planningOpenFailed": "Planungssitzung konnte nicht geöffnet werden: {0}" },
     "diff": { "loadFailed": "Diff konnte nicht geladen werden: {0}", "noChanges": "Keine Änderungen anzuzeigen.", "unavailable": "Diff nicht mehr verfügbar — Commit-Bereich unvollständig." },
     "planningDiff": { "hubError": "Kombinierte Vorschau konnte nicht erstellt werden (Hub-Fehler).", "conflict": "Kombinierte Vorschau nicht möglich: Teilaufgabe {0} steht im Konflikt mit einer früheren Teilaufgabe ({1} Dateien)." },
     "merge": { "commitMessage": "Merge-Aufgabe: {0}", "workerOfflineBranches": "Worker offline — Branches können nicht aufgelistet werden.", "loadBranchesFailed": "Branches konnten nicht geladen werden: {0}", "merged": "Zusammengeführt.", "conflict": "Merge-Konflikt — Ziel-Branch wiederhergestellt. Manuell oder über Fortsetzen lösen, dann erneut versuchen.", "blocked": "Blockiert: {0}", "unknownStatus": "Unbekannter Status: {0}", "mergeFailed": "Merge fehlgeschlagen: {0}" },

src/ClaudeDo.Localization/locales/en.json

@@ -88,6 +88,14 @@
       "inheritedFromGlobal": "inherited · Global",
       "overrideBadge": "override",
       "resetToInherited": "Reset to inherited"
+    },
+    "agentEditor": {
+      "model": "Model",
+      "maxTurns": "Max turns",
+      "systemPrompt": "System prompt (appended)",
+      "promptPrepended": "Prepended automatically:",
+      "agentFile": "Agent file",
+      "browse": "Browse..."
     }
   },
   "tasks": {
@@ -464,7 +472,7 @@
     "taskStatus": { "idle": "Idle", "queued": "Queued", "running": "Running", "waitingForReview": "Waiting for Review", "waitingForChildren": "Waiting for Improvements", "done": "Done", "failed": "Failed", "cancelled": "Cancelled", "parked": "Parked" },
     "planningBadge": { "active": "PLANNING", "finalized": "PLANNED" },
     "taskRow": { "createdPrefix": "Created {0}", "stepsText": "{0}/{1} steps" },
-    "tasksIsland": { "completedHeader": "COMPLETED", "completedHeaderCount": "COMPLETED · {0}" },
+    "tasksIsland": { "completedHeader": "COMPLETED", "completedHeaderCount": "COMPLETED · {0}", "runInteractiveFailed": "Run interactively failed: {0}", "planningOpenFailed": "Couldn't open planning session: {0}" },
     "diff": { "loadFailed": "Failed to load diff: {0}", "noChanges": "No changes to show.", "unavailable": "Diff no longer available — commit range incomplete." },
     "planningDiff": { "hubError": "Could not build combined preview (hub error).", "conflict": "Cannot build combined preview: subtask {0} conflicts with an earlier subtask ({1} files)." },
     "merge": { "commitMessage": "Merge task: {0}", "workerOfflineBranches": "Worker offline — cannot list branches.", "loadBranchesFailed": "Failed to load branches: {0}", "merged": "Merged.", "conflict": "Merge conflict — target branch restored. Resolve manually or via Continue, then retry.", "blocked": "Blocked: {0}", "unknownStatus": "Unknown status: {0}", "mergeFailed": "Merge failed: {0}" },

src/ClaudeDo.Ui/ViewModels/Islands/TasksIslandViewModel.cs

@@ -28,6 +28,7 @@ public sealed partial class TasksIslandViewModel : ViewModelBase, IDisposable
     public event EventHandler? TasksChanged;
     public event Action? NotesRequested;
     public event Action? PrepRequested;
+    public event Action<string>? ErrorReported;
     public void RequestFocusAddTask() => FocusAddTaskRequested?.Invoke(this, EventArgs.Empty);
 
     [RelayCommand]
@@ -770,7 +771,7 @@ public sealed partial class TasksIslandViewModel : ViewModelBase, IDisposable
         if (row.Status != TaskStatus.Idle || row.PlanningPhase != PlanningPhase.None) return;
         ForegroundHelper.AllowAny();
         try { await _worker!.StartPlanningSessionAsync(row.Id); }
-        catch { }
+        catch (Exception ex) { ErrorReported?.Invoke(Loc.T("vm.tasksIsland.planningOpenFailed", ex.Message)); }
     }
 
     [RelayCommand]
@@ -779,7 +780,7 @@ public sealed partial class TasksIslandViewModel : ViewModelBase, IDisposable
         if (row is null || _worker is null) return;
         ForegroundHelper.AllowAny();
         try { await _worker.OpenInteractiveTerminalAsync(row.Id); }
-        catch { }
+        catch (Exception ex) { ErrorReported?.Invoke(Loc.T("vm.tasksIsland.runInteractiveFailed", ex.Message)); }
     }
 
     [RelayCommand]

src/ClaudeDo.Ui/ViewModels/IslandsShellViewModel.cs

@@ -125,6 +125,17 @@ public sealed partial class IslandsShellViewModel : ViewModelBase, IDisposable
         WorkerLogText = null;
     }
 
+    // Surfaces a UI-originated failure in the footer status strip (same line as the
+    // worker log), color-coded as an error and auto-cleared by _clearTimer.
+    public void FlashFooterError(string message)
+    {
+        WorkerLogText = $"{DateTime.Now:HH:mm} · {message}";
+        WorkerLogLevel = WorkerLogLevel.Error;
+        IsWorkerLogVisible = true;
+        _clearTimer.Stop();
+        _clearTimer.Start();
+    }
+
     private void OnPrimeFired(PrimeFiredEvent evt)
     {
         var when = evt.FiredAt.LocalDateTime.ToString("HH:mm");
@@ -181,6 +192,7 @@ public sealed partial class IslandsShellViewModel : ViewModelBase, IDisposable
         Tasks.SelectionChanged += (_, _) => Details.Bind(Tasks.SelectedTask);
         Tasks.NotesRequested += () => Details.ShowNotes();
         Tasks.PrepRequested += () => Details.ShowPrep();
+        Tasks.ErrorReported += FlashFooterError;
         Tasks.TasksChanged     += (_, _) => _ = Lists.RefreshCountsAsync();
         Tasks.OpenListSettingsRequested += (_, _) =>
         {