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/Assistants/BatchProcessing/AssistantBatchProcessing.razor.cs

@@ -1,3 +1,4 @@
+using AIStudio.Components;
 using AIStudio.Dialogs.Settings;
 using AIStudio.Provider;
 using AIStudio.Settings.DataModel;
@@ -126,6 +127,7 @@ public partial class AssistantBatchProcessing : AssistantBaseCore<SettingsDialog
 
     private readonly List<BatchProcessingFileResult> fileResults = [];
     private readonly HashSet<string> usedResultFileNames = new(StringComparer.OrdinalIgnoreCase);
+    private FileExclusionEditor? exclusionEditor;
     private bool showExpertSettings;
     private bool isProcessingBatch;
     private bool hasReportedWriteFailure;
@@ -171,8 +173,6 @@ public partial class AssistantBatchProcessing : AssistantBaseCore<SettingsDialog
 
     private void RestoreDefaultFilePatterns() => this.filePatterns = DataBatchProcessing.DEFAULT_FILE_PATTERNS;
 
-    private void RestoreDefaultExcludePatterns() => this.excludePatterns = FileExclusions.DEFAULT_PATTERNS;
-
     private void ToggleExpertSettings() => this.showExpertSettings = !this.showExpertSettings;
 
     private string GetExpertStyles => this.showExpertSettings ? "border-2 border-dashed rounded pa-2" : string.Empty;