Error on postinst raspi3-firmware 1.20180316-2: DEB_MAINT_PARAMS="configure" /etc/kernel/postinst.d/raspi3-firmware
should be: DEB_MAINT_PARAMS="configure" /etc/kernel/postinst.d/50raspi3-firmwareAfter fixing that the package installed correctly and I could set up a hook to overwrite cmdline.txt and config.txt on kernel update. Custom package created for SolydX RPi3: https://github.com/SolydXK/solydx-raspi3-adjustments