Several log files in `/var/log` are owned by users other than root.
From outside the user namespace, these files are inaccessible to the
unprivileged user, so we need to change their ownership before we can
archive them.
Aimee OS/container-images/pipeline/head This commit looks goodDetails
The _build/cross-{target}_ image only includes the crossdev toolchain.
What we really need is the _build/build-{target}_ image, which contains
all the tools necessary to build an Aimee OS project.