if [[ -n "${FLATPAK_LIST} ]]; then ... fi.INSTALL_LIST=$( test -n "${FLATPAK_LIST}" && ( echo ${FLATPAK_LIST} | grep -vf - ${INSTALL_LIST_FILE} ) || cat ${INSTALL_LIST_FILE} )$(...) for clarity when defining INSTALL_LIST.INSTALL_LIST=$(< ${INSTALL_LIST_FILE})shellcheck when working on shell scripts to double-check all of your string quoting.rpm-ostree kargs can be used to add/remove kernel argumentsrpm-ostree kargs --editor.rpm-ostree, thanks
if [[ -n "${FLATPAK_LIST} ]]; then ... fiINSTALL_LIST=$( test -n "${FLATPAK_LIST}" && ( echo ${FLATPAK_LIST} | grep -vf - ${INSTALL_LIST_FILE} ) || cat ${INSTALL_LIST_FILE} )$(...)INSTALL_LISTif [[ -n "${FLATPAK_LIST}" ]]; then
INSTALL_LIST=$(echo ${FLATPAK_LIST} | grep -vf - ${INSTALL_LIST_FILE})
else
INSTALL_LIST=$(cat ${INSTALL_LIST_FILE})
fiINSTALL_LIST=$(< ${INSTALL_LIST_FILE})shellcheckrpm-ostree kargs --editorrpm-ostree