elek

i think first we should find out why does to container loses the usb device, cups on bare metal can handle power state change

[this looks helpful](https://marc.merlins.org/perso/linux/post_2018-12-20_Accessing-USB-Devices-In-Docker-_ttyUSB0_-dev-bus-usb-_-for-fastboot_-adb_-without-using-privileged.html) but i think we need to run this outside of the container, Also `privileged: true` seems to be able to forward the usb after on/off but the...

"Macros By Example" is not just the name of the section but the type of macros that the `macro_rules!` produce. i don't think this need changing since its being explained...