fix: Fix DSharpPlus sample race-condition

samples/Lavalink4NET.DSharpPlus.ExampleBot/Program.cs

@@ -2,7 +2,6 @@
 using System.Threading;
 using System.Threading.Tasks;
 using DSharpPlus;
-using DSharpPlus.EventArgs;
 using Lavalink4NET;
 using Lavalink4NET.Extensions;
 using Lavalink4NET.Players;
@@ -15,7 +14,7 @@
 // DSharpPlus
 builder.Services.AddHostedService<ApplicationHost>();
 builder.Services.AddSingleton<DiscordClient>();
-builder.Services.AddSingleton(new DiscordConfiguration { Token = "", }); // Put token here
+builder.Services.AddSingleton(new DiscordConfiguration { Token = "MTE0MjkyMzgyNzU5MzA5NzI0Nw.GEVyUW.0MyX23SfZM9HrRiSWYJOkh-71CDFsgXfS1ul7Q", }); // Put token here
 
 // Lavalink
 builder.Services.AddLavalink();
@@ -46,25 +45,17 @@ await _discordClient
             .ConnectAsync()
             .ConfigureAwait(false);
 
-        var readyTaskCompletionSource = new TaskCompletionSource();
-
-        Task SetResult(DiscordClient client, ReadyEventArgs eventArgs)
-        {
-            readyTaskCompletionSource.TrySetResult();
-            return Task.CompletedTask;
-        }
-
-        _discordClient.Ready += SetResult;
-        await readyTaskCompletionSource.Task.ConfigureAwait(false);
-        _discordClient.Ready -= SetResult;
+        await _audioService
+            .WaitForReadyAsync(stoppingToken)
+            .ConfigureAwait(false);
 
         var playerOptions = new LavalinkPlayerOptions
         {
             InitialTrack = new TrackReference("https://www.youtube.com/watch?v=dQw4w9WgXcQ"),
         };
 
         await _audioService.Players
-            .JoinAsync(0, 0, playerOptions, stoppingToken) // Ids
+            .JoinAsync(1023169934819328031, 1023169936790663208, playerOptions, stoppingToken) // Ids
             .ConfigureAwait(false);
     }
 }