added sql integration instead of json files

app/MindWork AI Studio/Dialogs/EmbeddingProviderDialog.razor

@@ -161,4 +161,4 @@
             }
         </MudButton>
     </DialogActions>
-</MudDialog>
+</MudDialog>

app/MindWork AI Studio/Dialogs/EmbeddingProviderDialog.razor.cs

@@ -341,6 +341,11 @@ public partial class EmbeddingProviderDialog : MSGComponentBase, ISecretId
         }
     }
 
+    /// <summary>
+    /// Stores a new tokenizer or deletes the existing one, based on the specified tokenizer path.
+    /// If the path is null or empty, any existing tokenizer is removed.
+    /// Otherwise, the tokenizer is stored at the specified path.
+    /// </summary>
     private Task<TokenizerResponse> StoreOrDeleteTokenizerAsync()
     {
         var tokenizerId = TokenizerModelId.ForEmbeddingProviderId(this.DataId);

app/MindWork AI Studio/Dialogs/ProviderDialog.razor.cs

@@ -370,6 +370,11 @@ public partial class ProviderDialog : MSGComponentBase, ISecretId
         }
     }
 
+    /// <summary>
+    /// Stores a new tokenizer or deletes the existing one, based on the specified tokenizer path.
+    /// If the path is null or empty, any existing tokenizer is removed.
+    /// Otherwise, the tokenizer is stored at the specified path.
+    /// </summary>
     private Task<TokenizerResponse> StoreOrDeleteTokenizerAsync()
     {
         var tokenizerId = TokenizerModelId.ForProviderId(this.DataId);

app/MindWork AI Studio/Dialogs/Settings/SettingsDialogDataSources.razor.cs

@@ -294,7 +294,7 @@ public partial class SettingsDialogDataSources : SettingsDialogBase
 
         var dialogParameters = new DialogParameters<ConfirmDialog>
         {
-            { x => x.Message, string.Format(T("Are you sure you want to delete the data source '{0}' of type {1}?"), dataSource.Name, dataSource.Type.GetDisplayName()) },
+            { x => x.Message, string.Format(T("Are you sure you want to delete the data source '{0}' of type '{1}'?"), dataSource.Name, dataSource.Type.GetDisplayName()) },
         };
         
         var dialogReference = await this.DialogService.ShowAsync<ConfirmDialog>(T("Delete Data Source"), dialogParameters, DialogOptions.FULLSCREEN);