Extracted some pages to their own assembly and finished the artifact display page code

OpenArchival.Blazor.AdminPages/ArchiveConfiguration.razor

@@ -0,0 +1,34 @@
+@namespace OpenArchival.Blazor.AdminPages
+@page "/archiveadmin"
+
+@using Microsoft.AspNetCore.Authorization
+@using MudBlazor
+
+@attribute [Authorize(Roles = "Admin")]
+
+<MudTabs 
+    ApplyEffectsToContainer="true" 
+    PanelClass="" 
+    Centered=true>
+
+    <MudTabPanel Text="Categories">
+        <ViewAddCategoriesComponent></ViewAddCategoriesComponent>
+    </MudTabPanel>
+
+    <MudTabPanel Text="Add Grouping">
+        <AddArchiveGroupingComponent 
+            GroupingPublished="Helpers.OnGroupingPublished"
+            ForwardLink="@null"
+            ClearOnPublish=true/>
+    </MudTabPanel>
+
+    <MudTabPanel Text="Manage Groupings">
+        <ArchiveGroupingsTable/>
+    </MudTabPanel>
+</MudTabs>
+
+@inject ArtifactEntrySharedHelpers Helpers;
+@inject IDialogService DialogService;
+
+@code {
+}