Fix accessing disposed scope in CommandParallelQueueWorker

Author: selfdocumentingcode

src/Kattbot/Infrastructure/ServiceCollectionExtensions.cs

@@ -36,6 +36,8 @@ public static void AddDiscordClient(this IServiceCollection services, IConfigura
 
         var clientBuilder = DiscordClientBuilder.CreateDefault(botToken, DiscordIntents.All, services);
 
+        clientBuilder.ConfigureExtraFeatures(cfg => { cfg.LogUnknownEvents = false; });
+
         clientBuilder.SetLogLevel(logLevel);
 
         clientBuilder.RegisterCommands(configuration);

src/Kattbot/Workers/CommandQueueWorker.cs

@@ -39,10 +39,14 @@ protected override async Task ExecuteAsync(CancellationToken stoppingToken)
                     command.GetType().Name,
                     _channel.Reader.Count);
 
-                using var scope = _scopeFactory.CreateScope();
-                var mediator = scope.ServiceProvider.GetRequiredService<IMediator>();
-
-                _ = Task.Run(() => mediator.Send(command, stoppingToken), stoppingToken);
+                _ = Task.Run(
+                    async () =>
+                    {
+                        using var scope = _scopeFactory.CreateScope();
+                        var mediator = scope.ServiceProvider.GetRequiredService<IMediator>();
+                        await mediator.Send(command, stoppingToken);
+                    },
+                    stoppingToken);
             }
         }
         catch (TaskCanceledException)

src/Kattbot/appsettings.Development.json

@@ -9,7 +9,7 @@
   },
   "Kattbot": {
     "ConnectionString": "Server=host.docker.internal:5433;Database=kattbot-dev;User Id=kattbot;Password=hunter2",
-    "CommandPrefix": "!",
+    "CommandPrefix": ";;",
     "AlternateCommandPrefix": "kd",
     "ErrorLogGuildId": "1411437458062835809",
     "ErrorLogChannelId": "1411441087997808750"