telerik usage fixes

Chrono/Web/Pages/Agents.razor

@@ -5,18 +5,19 @@
 <div class="agents-page">
     <TelerikGrid Data="@agents"
                  Sortable="true"
-                 FilterMode="@GridFilterMode.FilterRow"
+                 FilterMode="GridFilterMode.FilterRow"
                  Pageable="true"
                  PageSize="250"
                  Resizable="true"
                  Height="850px"
+                 Groupable="true"
                  class="agents-grid">
         <GridColumns>
-            <GridColumn Field="@nameof(CardData.HasImmortalize)"  Title="Im." Width="120px">
+            <GridColumn  Field="@nameof(CardData.IsImmortalized)"  Title="Im." Width="120px">
                 <Template>
-                    @if (((CardData)context).HasImmortalize)
+                    @if (((CardData)context).IsImmortalized)
                     {
-                        <i class="bi bi-star-fill" style="color: #ffd700;" title="Immortalizes"></i>
+                        <i class="bi bi-star-fill" style="color: #ffd700;" title="Immortalized"></i>
                     }
                 </Template>
             </GridColumn>

Chrono/Web/_Imports.razor

@@ -10,4 +10,5 @@
 @using Web
 @using Web.Layout
 @using Telerik.Blazor
-@using Telerik.Blazor.Components
+@using Telerik.Blazor.Components
+@using Telerik.DataSource

Chrono/Web/wwwroot/index.html

@@ -14,6 +14,7 @@
     <link href="lib/bootstrap/dist/css/bootstrap.min.css" rel="stylesheet"/>
     <link href="css/app.css" rel="stylesheet"/>
     <link href="_content/Telerik.UI.for.Blazor/css/kendo-theme-default/all.css" rel="stylesheet"/>
+    <script src="_content/Telerik.UI.for.Blazor/js/telerik-blazor.js" defer></script>
     <link href="favicon.png" rel="icon" type="image/png"/>
     <link href="Web.styles.css" rel="stylesheet"/>
     <script type="importmap"></script>