docs: show root requirement

[ian-kelling]

Normally # indicates a root shell, $ indicates non-root.
I just ran build.sh, it fails without root.

$ ./build.sh
update-binfmts: warning: unable to open /proc/sys/fs/binfmt_misc/status for writing: Permission denied
--> loading distro plugin...
[ DEBIAN ] loading...
--> building image...
[ DEBIAN ] bootstrapping rootfs...
lxc-create: conf.c: chown_mapped_root: 3478 No mapping for container root
lxc-create: lxccontainer.c: do_bdev_create: 1054 Error chowning /home/ian/.local/share/lxc/debian/rootfs to container root
lxc-create: conf.c: suggest_default_idmap: 4594 You must either run as root, or define uid mappings
lxc-create: conf.c: suggest_default_idmap: 4595 To pass uid mappings to lxc-create, you could create
lxc-create: conf.c: suggest_default_idmap: 4596 ~/.config/lxc/default.conf:
lxc-create: conf.c: suggest_default_idmap: 4597 lxc.include = /etc/lxc/default.conf
lxc-create: conf.c: suggest_default_idmap: 4598 lxc.id_map = u 0 100000 65536
lxc-create: conf.c: suggest_default_idmap: 4599 lxc.id_map = g 0 100000 65536
lxc-create: lxccontainer.c: do_lxcapi_create: 1518 Error creating backing store type (none) for debian
lxc-create: tools/lxc_create.c: main: 318 Error creating container debian
--> cleaning up...
rm: cannot remove 'maru_0.1-1_all.deb': No such file or directory
make: [clean] Error 1 (ignored)

Signed-off-by: Ian Kelling [email protected]

[pdsouza]

Thanks, makes sense!