Add past project meeting summary tools

MeetingAssistant/Transcription/CommandRunner.cs

@@ -27,26 +27,7 @@ public sealed class ProcessCommandRunner : ICommandRunner
         CancellationToken cancellationToken,
         IReadOnlyDictionary<string, string>? environment = null)
     {
-        var startInfo = new ProcessStartInfo
-        {
-            FileName = fileName,
-            RedirectStandardOutput = true,
-            RedirectStandardError = true,
-            UseShellExecute = false
-        };
-
-        foreach (var argument in arguments)
-        {
-            startInfo.ArgumentList.Add(argument);
-        }
-
-        if (environment is not null)
-        {
-            foreach (var (key, value) in environment)
-            {
-                startInfo.Environment[key] = value;
-            }
-        }
+        var startInfo = CreateStartInfo(fileName, arguments, environment);
 
         logger.LogInformation("Running command {Command} {Arguments}", fileName, string.Join(' ', arguments));
         using var process = Process.Start(startInfo)
@@ -82,6 +63,37 @@ public sealed class ProcessCommandRunner : ICommandRunner
         return result;
     }
 
+    internal static ProcessStartInfo CreateStartInfo(
+        string fileName,
+        IReadOnlyList<string> arguments,
+        IReadOnlyDictionary<string, string>? environment = null)
+    {
+        var startInfo = new ProcessStartInfo
+        {
+            FileName = fileName,
+            RedirectStandardOutput = true,
+            RedirectStandardError = true,
+            UseShellExecute = false,
+            CreateNoWindow = true,
+            WindowStyle = ProcessWindowStyle.Hidden
+        };
+
+        foreach (var argument in arguments)
+        {
+            startInfo.ArgumentList.Add(argument);
+        }
+
+        if (environment is not null)
+        {
+            foreach (var (key, value) in environment)
+            {
+                startInfo.Environment[key] = value;
+            }
+        }
+
+        return startInfo;
+    }
+
     private static async Task<string> ReadLinesAsync(
         StreamReader reader,
         Action<string> log,

MeetingAssistant/Transcription/PyannoteDiarizationWarmupHostedService.cs

@@ -66,6 +66,11 @@ public sealed class PyannoteDiarizationWarmupHostedService : IHostedService
                     diarization.Image,
                     diarization.Model);
                 await finalizer.WarmUpAsync(diarization, cancellationToken);
+                if (cancellationToken.IsCancellationRequested)
+                {
+                    return;
+                }
+
                 logger.LogInformation(
                     "Finished pyannote warm-up for image {Image} and model {Model}",
                     diarization.Image,
@@ -76,6 +81,10 @@ public sealed class PyannoteDiarizationWarmupHostedService : IHostedService
                 logger.LogInformation("Pyannote warm-up was cancelled during application shutdown");
                 throw;
             }
+            catch (Exception) when (cancellationToken.IsCancellationRequested)
+            {
+                return;
+            }
             catch (Exception exception)
             {
                 logger.LogError(