add deploy script to build host remotely

deploy.sh

@@ -0,0 +1,16 @@
+#!/usr/bin/env bash
+export NIX_SSHOPTS="-A"
+
+build_remote=false
+
+hosts="$1"
+shift
+
+if [ -z "$hosts" ]; then
+    echo "No hosts to deploy"
+    exit 2
+fi
+
+for host in ${hosts//,/ }; do
+  nixos-rebuild --flake .\#$host switch --target-host $host --use-remote-sudo --use-substitutes $@
+done