fix: enable production mail-recover job

Author: immanuel192

src/conf/production.json

@@ -13,7 +13,10 @@
   },
   "jobs": {
     "mail-recover": {
-      "enable": true
+      "enable": true,
+      "bufferTime": 1800,
+      "type": "cron",
+      "cron": "0 */30 * * *"
     }
   }
 }