weewx user not member of dialout group, cannot read from /dev/ttyUSB0

[freeowl-agent]

🐛 Summary

Running the docker image with portainer using docked compose.

Usb device is connected to host and specified in the compose file.
Seems weewx user is not a member of dialout and has no permissions to read from /dev/ttyUSB0

Adding the weewx user to dialout from docker root fixes the issue, but only temporarily.

To reproduce

Steps to reproduce the behavior:

1. Run on a host using usb connection to a weather station
2. Deploy the container using
   devices:
   • /dev/ttyUSB0:/dev/ttyUSB0

Expected behavior

weewx should be able to read from /dev/ttyUSB0

Any helpful log output or screenshots

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