Shutdown ("Exit", "Stop") now exist

RelayServer/Program.cs

@@ -4,6 +4,7 @@ using RelayServer.Services.Core;
 using RelayServer.Services.Data;
 using RelayServer.Services.Rtc;
 using RelayShared.Rtc;
+using RelayShared.Services;
 using WebSocketSharp.Server;
 
 var surrealService = new SurrealService();
@@ -41,7 +42,8 @@ Console.WriteLine("WebSocket server started");
 await app.StartAsync();
 Console.WriteLine("HTTP API started");
 
-Console.ReadKey(true); // TODO: Make program stop be a console command
+ConsoleCommandService.Start();
+await Task.Delay(Timeout.Infinite, ConsoleCommandService.ShutdownTokenSource.Token);
 
 wssv.Stop();
 await app.StopAsync();