1. The user can log in by using the phone number and password registered in the server.
If you do not have a registered account, you should send a request to join the server.
2. The user can add the smart lock to the server. At this time, you need to enter the QR code and name of the smart lock you want to add and send it to the server to receive the authentication code.
3. The user can view the users registered in the smart lock.
4. The user can view the open record of the smart lock.
5. The user can remotely open the smart lock and change the name of the smart lock registered in the server.