added discord integration and updated create table script

jenz_ban_detector/mysql/create_db.sql

@@ -1,9 +1,25 @@
-CREATE TABLE ban_detector (
+CREATE TABLE `ban_detector` (
   `fingerprint` varchar(512) NOT NULL,
   `ip` varchar(64) NOT NULL,
-  `steamid` varchar(64),
-  `name` varchar(128),
-  `logged_message` boolean default false,
-  `created_on` datetime DEFAULT CURRENT_TIMESTAMP,
-  PRIMARY KEY (`fingerprint`, `ip`)
-)
+  `steamid` varchar(64) DEFAULT NULL,
+  `name` varchar(128) DEFAULT NULL,
+  `created_on` datetime DEFAULT CURRENT_TIMESTAMP
+  PRIMARY KEY (`fingerprint`,`ip`)
+);
+
+
+--usefull read query
+select bd2.* from ban_detector bd2
+inner join
+(
+SELECT fingerprint,
+       count(*) AS c
+FROM ban_detector bd
+GROUP BY fingerprint
+HAVING c > 1
+ORDER BY c DESC
+) as t
+on bd2.fingerprint = t.fingerprint
+
+
+