UI for Pandoc integration (#393)

Co-authored-by: Thorsten Sommer

app/MindWork AI Studio/Components/CodeTabs.razor.cs

@@ -0,0 +1,30 @@
+using Microsoft.AspNetCore.Components;
+
+namespace AIStudio.Components;
+
+public partial class CodeTabs : ComponentBase
+{
+    [Parameter] 
+    public RenderFragment? ChildContent { get; set; }
+    
+    private readonly List<CodeTabItem> blocks = new();
+    private int selectedIndex;
+
+    internal void RegisterBlock(string title, RenderFragment fragment)
+    {
+        this.blocks.Add(new CodeTabItem
+        {
+            Title = title,
+            Fragment = fragment,
+        });
+        
+        this.StateHasChanged();
+    }
+
+    private class CodeTabItem
+    {
+        public string Title { get; init; } = string.Empty;
+        
+        public RenderFragment Fragment { get; init; } = null!;
+    }
+}