[Bugfix] maintainer > maintainer['maintainer']

cron.py

@@ -166,7 +166,7 @@ def cron():
                     print(f"item: {item} -> value: {value}")
                     update_missing_value(player['maintainer'], player['player'], item, value)
             time.sleep(2)
-        _send(maintainer, messages)
+        _send(maintainer['maintainer'], messages)
     conn.close()
 
 if __name__ == '__main__':