add poweroff command

hc

2023-12-14 982b8cc116118b3463d3f332581945625722acd8

1
2
# Locally computed
sha256 d5f2951b0934ffbd82bebf26acfa103cc21d89f4c90c7c41472acf7b4ec6d907 librtas-1.3.13.tar.gz