add discord bot

change net6.0 net7.0

Discord.cs

@@ -0,0 +1,40 @@
+using Discord;
+using Discord.WebSocket;
+
+
+namespace DiscordApp
+{
+    public class DiscordBotService : BackgroundService
+    {
+        private readonly IHostApplicationLifetime hostApplicationLifetime;
+        private readonly DiscordSocketClient client;
+        private readonly IConfiguration configuration;
+        private readonly InteractionHandler interactionHandler;
+
+        public DiscordBotService(
+            IHostApplicationLifetime hostApplicationLifetime,
+            DiscordSocketClient client,
+            IConfiguration configuration,
+            InteractionHandler interactionHandler)
+        {
+            this.interactionHandler = interactionHandler;
+            this.configuration = configuration;
+            this.client = client;
+            this.hostApplicationLifetime = hostApplicationLifetime;
+        }
+
+        protected async override Task ExecuteAsync(CancellationToken stoppingToken)
+        {
+            client.Log += LogAsync;
+
+            await client.LoginAsync(TokenType.Bot, "MTE1Mjk0Njg2NTMwNjg4MjExOA.GBp_Wv.MacxgnAz_idgNj7du8hrkOxuWfoyuVpj9zPsM4");
+            await client.StartAsync();
+            await interactionHandler.InitializeAsync();
+
+            await Task.Delay(Timeout.Infinite);
+        }
+
+        private async Task LogAsync(LogMessage message)
+            => Console.WriteLine(message.ToString());
+    }
+}