| REQUEST_TIMEOUT | 10000 | Number of milliseconds to wait before reject a request with a RequestTimeout error. Disabled: 0 |
| TIANJI_SCRIPT_URL | - | Script Url of Tianji if you wanna monitor Tailchat user usage, you can get it in code modal in Tianji website (example: `https://tianji.example.com/tracker.js`) |
| TIANJI_WEBSITE_ID | - | Tianji website id |
| DISABLE_SOCKET_MSGPACK | - | Whether to disable socket using messagepack, if "1" or "true" turn off this method |
| DISABLE_LOGGER | - | Whether to disable the log output, if "1" or "true" turn off the log on the fly |
| DISABLE_USER_REGISTER | - | Whether to disable the user register, if "1" or "true" turn off this method |
| DISABLE_GUEST_LOGIN | - | Whether to disable the guest login, if "1" or "true" turn off this method |