Incompatible with Netbox v4.0.8

How to reproduce:

git clone https://git.e-science.pl/build/netbox-qrcode-wcss.git /opt/netbox-qrcode-wcss
cd /opt/netbox
source venv/bin/activate
pip install /opt/netbox-qrcode-wcss
./netbox/manage.py migrate

  File "/opt/netbox-4.0.8/venv/lib64/python3.11/site-packages/netbox_qrcode/__init__.py", line 1, in <module>
    from extras.plugins import PluginConfig
ModuleNotFoundError: No module named 'extras.plugins'