+cat <<EOF > /etc/apt/sources.list
+deb http://ftp.debian.org/debian testing main contrib non-free
+deb-src http://ftp.debian.org/debian testing main contrib non-free
+EOF
+
+apt update
+apt-get -y install initramfs-tools pciutils wpasupplicant tcpdump vim tmux vlan ntpdate parted curl wget grub-efi-arm64 mtr-tiny dbus ca-certificates sudo openssh-client mtools gdisk
+
+apt-get install -y grub-efi-arm64-signed-
+echo 'grub-efi-arm64 grub2/update_nvram boolean false' | debconf-set-selections
+echo 'grub-efi-arm64 grub2/force_efi_extra_removable boolean true' | debconf-set-selections
+dpkg-reconfigure -fnoninteractive grub-efi-arm64
+update-grub
+grub-install --removable /boot/efi
+
+echo 'nameserver 8.8.8.8' > /etc/resolv.conf
+
+export HOSTNAME=debian
+echo $HOSTNAME > /etc/hostname
+cat <<EOF > /etc/hosts
+127.0.0.1 localhost $HOSTNAME
+EOF
+
+cat <<EOF > /etc/wpa_supplicant/wpa_supplicant.conf
+network={
+ ssid="ssid"
+ scan_ssid=1
+ key_mgmt=WPA-PSK
+ psk="password"
+}
+EOF
+
+tar -C /lib/firmware/ -xf /boot/efi/vendorfw/firmware.tar