Remove lynx usage in configs/releng/build.sh

/usr/local/bin/Installation_guide:
Add a convenience script which opens the installation guide in lynx.

/etc/motd:
Provide a message with minimal instructions for connecting to internet and inform about the Installation_guide convenience script.

configs/releng/airootfs/etc/motd

@@ -0,0 +1,9 @@
+To install Arch Linux follow the installation guide:
+https://wiki.archlinux.org/index.php/Installation_guide
+
+For Wi-Fi, authenticate to the wireless network using the iwctl utility.
+Ethernet and Wi-Fi connections using DHCP should work automatically.
+
+After connecting to the internet, the installation guide can be accessed
+via the convenience script Installation_guide.
+

configs/releng/airootfs/root/install.txt

@@ -1,3 +0,0 @@
-View this installation guide online at
-https://wiki.archlinux.org/index.php/Installation_Guide
-

configs/releng/airootfs/usr/local/bin/Installation_guide

@@ -0,0 +1,3 @@
+#!/bin/sh
+
+exec lynx 'https://wiki.archlinux.org/index.php/Installation_guide'

configs/releng/build.sh

@@ -120,9 +120,6 @@ make_customize_airootfs() {
 
     cp "${script_path}/pacman.conf" "${work_dir}/x86_64/airootfs/etc"
 
-    lynx -dump -nolist 'https://wiki.archlinux.org/index.php/Installation_Guide?action=render' >> \
-        "${work_dir}/x86_64/airootfs/root/install.txt"
-
     if [ -n "${verbose}" ]; then
         mkarchiso -v -w "${work_dir}/x86_64" -C "${work_dir}/pacman.conf" -D "${install_dir}" \
             -r '/root/customize_airootfs.sh' run

configs/releng/packages.x86_64

@@ -14,7 +14,6 @@ dmraid
 dnsmasq
 dosfstools
 efibootmgr
-elinks
 ethtool
 exfat-utils
 f2fs-tools
@@ -35,6 +34,7 @@ linux-atm
 linux-firmware
 lsscsi
 lvm2
+lynx
 man-db
 man-pages
 mc