Revert "refactor: 删除不使用的代码"

This reverts commit 51cb815.

Author: ArgoZhang

src/BootstrapBlazor/Components/Toolbar/Toolbar.razor.cs

@@ -30,4 +30,16 @@ public partial class Toolbar
         .AddStyle("flex-wrap", "wrap", IsWrap)
         .AddStyleFromAttributes(AdditionalAttributes)
         .Build();
+
+    private readonly List<ComponentBase> _components = [];
+
+    /// <summary>
+    /// 添加按钮到工具栏方法
+    /// </summary>
+    public void Add(ComponentBase component) => _components.Add(component);
+
+    /// <summary>
+    /// 移除按钮到工具栏方法
+    /// </summary>
+    public void Remove(ComponentBase component) => _components.Remove(component);
 }