style(ui): polish islands and remove terminal traffic-light dots

src/ClaudeDo.Ui/Views/Islands/AgentStripView.axaml

@@ -42,6 +42,15 @@
           <PathIcon Data="{StaticResource Icon.X}" Width="12" Height="12"
                     Foreground="{DynamicResource BloodBrush}"/>
         </Button>
+        <!-- Hand off button — only when idle -->
+        <Button Grid.Column="3"
+                Classes="btn accent"
+                Content="Hand off"
+                Command="{Binding RunNowCommand}"
+                IsVisible="{Binding !IsRunning}"
+                ToolTip.Tip="Hand task off to Claude"
+                VerticalAlignment="Center"
+                Padding="10,4"/>
       </Grid>
 
       <!-- Row 2: WORKTREE label + path + copy button -->
@@ -123,13 +132,14 @@
       <!-- Action buttons -->
       <StackPanel Orientation="Horizontal" Spacing="6" Margin="0,4,0,0">
         <Button Classes="btn" Content="Open diff" Command="{Binding OpenDiffCommand}"/>
-        <Button Classes="btn" Content="Worktree" Command="{Binding OpenWorktreeCommand}"/>
-        <Button Classes="btn" ToolTip.Tip="Open in file explorer"
-                Command="{Binding OpenInExplorerCommand}"
-                Padding="8,6">
-          <PathIcon Data="{StaticResource Icon.ArrowOut}"
-                    Width="12" Height="12"
-                    Foreground="{DynamicResource TextDimBrush}"/>
+        <Button Classes="btn" Command="{Binding OpenWorktreeCommand}"
+                ToolTip.Tip="Open worktree in file explorer">
+          <StackPanel Orientation="Horizontal" Spacing="6" VerticalAlignment="Center">
+            <PathIcon Data="{StaticResource Icon.ArrowOut}"
+                      Width="11" Height="11"
+                      Foreground="{DynamicResource TextDimBrush}"/>
+            <TextBlock Text="Worktree" VerticalAlignment="Center"/>
+          </StackPanel>
         </Button>
       </StackPanel>