Add meeting assistant speech and summary automation

MeetingAssistant/Transcription/StreamingSpeechRecognitionPipeline.cs

@@ -9,6 +9,7 @@ public abstract class StreamingSpeechRecognitionPipeline : ISpeechRecognitionPip
     private readonly Channel<AudioChunk> audio = Channel.CreateUnbounded<AudioChunk>();
     private readonly Channel<TranscriptionSegment> liveTranscript = Channel.CreateUnbounded<TranscriptionSegment>();
     private readonly List<TranscriptionSegment> liveSegments = [];
+    private SpeechRecognitionPipelineOptions options = SpeechRecognitionPipelineOptions.Default;
     private Task? transcriptionTask;
     private bool initialized;
 
@@ -18,6 +19,13 @@ public abstract class StreamingSpeechRecognitionPipeline : ISpeechRecognitionPip
     }
 
     public virtual Task InitializeAsync(CancellationToken cancellationToken)
+    {
+        return InitializeAsync(SpeechRecognitionPipelineOptions.Default, cancellationToken);
+    }
+
+    public virtual Task InitializeAsync(
+        SpeechRecognitionPipelineOptions options,
+        CancellationToken cancellationToken)
     {
         if (initialized)
         {
@@ -25,6 +33,7 @@ public abstract class StreamingSpeechRecognitionPipeline : ISpeechRecognitionPip
         }
 
         initialized = true;
+        this.options = options;
         transcriptionTask = Task.Run(() => TranscribeAsync(cancellationToken), CancellationToken.None);
         return Task.CompletedTask;
     }
@@ -90,6 +99,7 @@ public abstract class StreamingSpeechRecognitionPipeline : ISpeechRecognitionPip
         {
             await foreach (var segment in transcriptionProvider.TranscribeAsync(
                 audio.Reader.ReadAllAsync(cancellationToken),
+                options,
                 cancellationToken))
             {
                 liveSegments.Add(segment);