add discord bot

change net6.0 net7.0

Justice.cs

@@ -0,0 +1,41 @@
+using Discord;
+using Discord.WebSocket;
+using DiscordApp;
+
+namespace DiscordApp
+{
+    public class JusticeBotService : BackgroundService
+    {
+        private readonly IHostApplicationLifetime hostApplicationLifetime;
+        private readonly DiscordSocketClient client;
+        private readonly IConfiguration configuration;
+        private readonly JusticeHandler interactionHandler;
+
+        public JusticeBotService(
+            IHostApplicationLifetime hostApplicationLifetime,
+            DiscordSocketClient client,
+            IConfiguration configuration,
+            JusticeHandler interactionHandler)
+        {
+            this.interactionHandler = interactionHandler;
+            this.configuration = configuration;
+            this.client = client;
+            this.hostApplicationLifetime = hostApplicationLifetime;
+        }
+
+        protected async override Task ExecuteAsync(CancellationToken stoppingToken)
+        {
+            client.Log += LogAsync;
+            client.UserJoined += Justice.Events.Events.onJoinGuild;
+            client.MessageReceived += Justice.Events.Events.onMessageCreate;
+            await client.LoginAsync(TokenType.Bot, "MTE2NjA3OTk3NjQ0NjEwMzYwMg.GAKOIo.4af972Wh11G0EF4O5tNYb7l-vt5OwMc4HPRnjE");
+            await client.StartAsync();
+            await interactionHandler.InitializeAsync();
+
+            await Task.Delay(Timeout.Infinite);
+        }
+
+        private async Task LogAsync(LogMessage message)
+            => Console.WriteLine(message.ToString());
+    }
+}