menambahkan default timezone asia/jakarta

Logger.php

@@ -169,6 +169,7 @@ class Logger
      * */
     public function do_write($log_string, $log_source, $log_level = 'debug')
     {
+        date_default_timezone_set('Asia/Jakarta');
         if (self::$log_level_integers[$log_level] > self::$log_level_integers[self::$log_level]){
             return;
         }