fix(claude-do): merge fix(ui): Usage-Pill bleibt nach App-Start leer — Initial-Loa

ClaudeDo-Task: cdb71ff5aefd4ae9819352a845e0be89

src/ClaudeDo.Ui/ViewModels/UsagePillViewModel.cs

@@ -22,6 +22,7 @@ public sealed partial class UsagePillViewModel : ViewModelBase
     {
         _worker = worker;
         _worker.UsageUpdatedEvent += OnUsageUpdated;
+        _worker.ConnectionRestoredEvent += OnConnectionRestored;
         _ = LoadAsync();
     }
 
@@ -34,6 +35,8 @@ public sealed partial class UsagePillViewModel : ViewModelBase
 
     private void OnUsageUpdated(UsageSnapshotDto snapshot) => Snapshot = snapshot;
 
+    private void OnConnectionRestored() => _ = LoadAsync();
+
     partial void OnSnapshotChanged(UsageSnapshotDto? value)
     {
         OnPropertyChanged(nameof(Text));

tests/ClaudeDo.Ui.Tests/ViewModels/UsagePillViewModelTests.cs

@@ -144,4 +144,20 @@ public class UsagePillViewModelTests
 
         Assert.Contains("12", vm.Text);
     }
+
+    // ── ConnectionRestored event ─────────────────────────────────────────────
+
+    [Fact]
+    public void ConnectionRestored_Event_LoadsSnapshot()
+    {
+        var worker = new FakeWorker();
+        var vm = new UsagePillViewModel(worker);
+        Assert.Null(vm.Snapshot);
+
+        worker.InitialSnapshot = Snapshot(fiveHourPercent: 25);
+        worker.RaiseConnectionRestored();
+
+        Assert.NotNull(vm.Snapshot);
+        Assert.Contains("25", vm.Text);
+    }
 }