Added a configurable Opus bitrate for audio transcription

app/MindWork AI Studio/Components/Settings/SettingsPanelTranscription.razor.cs

@@ -36,7 +36,11 @@ public partial class SettingsPanelTranscription : SettingsPanelProviderBase
         var modelName = provider.Model.ToString();
         return modelName.Length > MAX_LENGTH ? "[...] " + modelName[^Math.Min(MAX_LENGTH, modelName.Length)..] : modelName;
     }
-    
+
+    private string OpusBitrateHelp => T("Higher bitrates can improve transcription accuracy, especially for quiet or noisy recordings, at the cost of a larger upload to the transcription provider. 128 kbps is recommended.");
+
+    private bool IsOpusBitrateLocked() => ManagedConfiguration.TryGet(x => x.App, x => x.OpusBitrate, out var meta) && meta.IsLocked;
+
     #region Overrides of ComponentBase
 
     protected override async Task OnInitializedAsync()