added anonymous message handling to modmail

abstracto-application/core/core-impl/src/main/java/dev/sheldan/abstracto/core/service/BotServiceBean.java

@@ -149,6 +149,16 @@ public class BotServiceBean implements BotService {
         return instance.getGuildById(serverId);
     }
 
+    @Override
+    public Member getBotInGuild(AServer server) {
+        Optional<Guild> guildOptional = getGuildById(server.getId());
+        if(guildOptional.isPresent()) {
+            Guild guild = guildOptional.get();
+            return guild.getMemberById(instance.getSelfUser().getId());
+        }
+        return null;
+    }
+
     @Override
     public void shutdown() {