Added provider icons (#934)

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

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

@@ -56,6 +56,12 @@ public partial class TranscriptionProviderDialog : MSGComponentBase, ISecretId
     /// </summary>
     [Parameter]
     public LLMProviders DataLLMProvider { get; set; } = LLMProviders.NONE;
+
+    /// <summary>
+    /// The validated custom icon supplied by a configuration plugin.
+    /// </summary>
+    [Parameter]
+    public string DataCustomIconDataUrl { get; set; } = string.Empty;
     
     /// <summary>
     /// The transcription model to use.
@@ -159,6 +165,7 @@ public partial class TranscriptionProviderDialog : MSGComponentBase, ISecretId
             Host = this.DataHost,
             IsEnterpriseConfiguration = this.IsEnterpriseConfiguration,
             EnterpriseConfigurationPluginId = Guid.Empty,
+            CustomIconDataUrl = this.DataCustomIconDataUrl,
         };
     }
     
@@ -358,4 +365,4 @@ public partial class TranscriptionProviderDialog : MSGComponentBase, ISecretId
     };
     
     private bool IsNoneProvider => this.DataLLMProvider is LLMProviders.NONE;
-}
+}