USB passthrough to LXC problem

Hi all,
I installed Virtual Environment 8.1.4 on a notebook. I create a LXC container with home assistant.
Now I'd like to install (network UPS tool) NUT in this container. So I need to pass the UPS USB from the host to the container.

HOST-SIDE:
root@proxmoxea:~# lsusb
Bus 001 Device 005: ID 051d:0002 American Power Conversion Uninterruptible Power Supply

root@proxmoxea:/dev/bus/usb/001# ls -l 005
crw-rw-r-- 1 root root 189, 4 Apr 13 19:06 005

I followed...

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