Improved the dialogs for local data sources and the Batch Processing assistant (#1096)

Co-authored-by: Thorsten Sommer <SommerEngineering@users.noreply.github.com>

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

@@ -0,0 +1,17 @@
+using Microsoft.AspNetCore.Components;
+
+namespace AIStudio.Components;
+
+/// <summary>
+/// Reuses ConfigurationText's persistence, validation, reset, and organization locks with the
+/// shared exclusion editor. The editor supplies its own outlined fields and heading.
+/// </summary>
+public partial class ConfigurationFileExclusions : ConfigurationText
+{
+    [Parameter]
+    public bool ShowHelp { get; set; } = true;
+
+    protected override Variant Variant => Variant.Text;
+
+    protected override string Label => string.Empty;
+}