feat: 增加 SearchableColumns 参数设置

Author: ArgoZhang

src/BootstrapBlazor.Server/Components/Components/GlobalSearch.razor

@@ -1,3 +1,7 @@
 @inject IStringLocalizer<GlobalSearch> Localizer
 
-<MeiliSearchBox SearchBoxPlaceHolder="@Localizer["SearchPlaceHolder"]" SearchStatus="@Localizer["SearchStatus"]" SearchResultPlaceHolder="@Localizer["SearchResultPlaceHolder"]"></MeiliSearchBox>
+<MeiliSearchBox SearchBoxPlaceHolder="@Localizer["SearchPlaceHolder"]" SearchStatus="@Localizer["SearchStatus"]" SearchResultPlaceHolder="@Localizer["SearchResultPlaceHolder"]" SearchableColumns="SearchableColumns"></MeiliSearchBox>
+
+@code {
+    private List<string> SearchableColumns { get; set; } = new List<string> { "menu", "title", "subTitle", "demos.title", "demos.raw" };
+}