Add install script

operating-systems/buer/install

@@ -0,0 +1,42 @@
+set -exu
+
+# Mounting
+mount -L guix /mnt
+
+cd /mnt
+for dir in boot root home var/log var/guix gnu/persist gnu/store; do
+    mkdir -p $dir; btrfs subvolume create @$dir; mount --bind @$dir $dir
+done
+
+cd @gnu/persist
+mkdir -p /etc/guix /etc/ssh /etc/wireguard
+cd
+
+# Connection
+rfkill unblock wifi
+wpa_supplicant -B -i wlp2s0 -c <(wpa_passphrase 'AP24' 'Floresta123@')
+dhclient
+
+# Initialization
+guix shell git -- git clone codeberg.org/anemofilia/radix
+guix shell git -- git clone codeberg.org/anemofilia/zero
+
+export GUILE_LOAD_PATH="zero:zero/operating-systems:radix:$GUILE_LOAD_PATH"
+guix system init zero/operating-systems/buer.scm /mnt
+
+# Cleaning
+cd /mnt
+for dir in boot root home var/log var/guix gnu/persist gnu/store; do
+    umount $dir; rm -rf $dir
+done
+
+# Populate
+guix shell dbus -- dbus-uuidgen > @gnu/persist/etc/machine-id
+cp -r /etc/ssh/* @gnu/persist/etc/ssh
+cp -r /etc/guix/* @gnu/persist/etc/guix
+
+# Permissions
+chmod 700 @root
+cd @gnu/persist/etc/
+chmod 644 machine-id
+chmod 600 guix ssh wireguard