new script: sane-reboot, to prevent me from rebooting the wrong machine when working with multiple hosts

pkgs/sane-scripts/default.nix

@@ -25,6 +25,7 @@ resholve.mkDerivation {
         gnugrep
         gocryptfs
         ifuse
+        inetutils
         inotify-tools
         ncurses
         oath-toolkit

pkgs/sane-scripts/src/sane-reboot

@@ -0,0 +1,12 @@
+#!/usr/bin/env bash
+
+target="$1"
+host="$(hostname)"
+if [ "$host" = "$target" ]
+then
+  sudo reboot now
+else
+  echo "WRONG MACHINE. you're on $host."
+  exit 1
+fi
+