Example not working: cannot import name 'Client' from 'ewelink'

```
Traceback (most recent call last):
  File "/home/set/skrypty/android/battery-watchmen/battery-watchmen/./battery-watchmen.py", line 4, in <module>
    from ewelink import Client, DeviceOffline
ImportError: cannot import name 'Client' from 'ewelink' (/home/set/skrypty/android/battery-watchmen/battery-watchmen/lib/python3.11/site-packages/ewelink/__init__.py)
```