refactor(ui): scope "Let Claude handle it" to a single list

src/ClaudeDo.Ui/Views/Modals/MergeHelperSelectionModal.axaml

@@ -38,12 +38,10 @@
       </Grid>
 
       <!-- Column headers -->
-      <Grid DockPanel.Dock="Top" ColumnDefinitions="32,*,120,120" Margin="20,0,20,4"
+      <Grid DockPanel.Dock="Top" ColumnDefinitions="32,*,120" Margin="20,0,20,4"
             IsVisible="{Binding HasTasks}">
         <TextBlock Grid.Column="1" Classes="eyebrow" Text="{loc:Tr modals.mergeHelper.columnTask}"/>
         <TextBlock Grid.Column="2" Classes="eyebrow" Text="{loc:Tr modals.mergeHelper.columnStatus}"/>
-        <TextBlock Grid.Column="3" Classes="eyebrow" Text="{loc:Tr modals.mergeHelper.columnList}"
-                   IsVisible="{Binding IsGlobal}"/>
       </Grid>
 
       <ScrollViewer Padding="20,2,20,8">
@@ -54,7 +52,7 @@
           <ItemsControl ItemsSource="{Binding Tasks}">
             <ItemsControl.ItemTemplate>
               <DataTemplate DataType="vm:MergeHelperTaskRowViewModel">
-                <Grid ColumnDefinitions="32,*,120,120" Margin="0,1">
+                <Grid ColumnDefinitions="32,*,120" Margin="0,1">
                   <CheckBox Grid.Column="0" MinWidth="0"
                             IsChecked="{Binding IsSelected, Mode=TwoWay}"
                             VerticalAlignment="Center"/>
@@ -65,10 +63,6 @@
                           HorizontalAlignment="Left" VerticalAlignment="Center">
                     <TextBlock Text="{Binding StatusText}"/>
                   </Border>
-                  <TextBlock Classes="meta" Grid.Column="3" Text="{Binding ListName}"
-                             VerticalAlignment="Center" Margin="8,0,0,0"
-                             TextTrimming="CharacterEllipsis"
-                             IsVisible="{Binding $parent[Window].((vm:MergeHelperSelectionModalViewModel)DataContext).IsGlobal}"/>
                 </Grid>
               </DataTemplate>
             </ItemsControl.ItemTemplate>