Add simple install script

install.sh

@@ -0,0 +1,55 @@
+#!/bin/bash
+set -euo pipefail
+
+# Arch installation script to be ran after chroot
+# -----------------------------------------------
+
+if [ "$UID" != 0 ]; then
+  echo >&2 "The script must be ran as root (after arch installation)!"
+  exit 1
+fi
+
+# cd into the dotfiles dir, no matter where the script was called from
+pushd "$(dirname "$0")"
+
+# Install essential packages
+pacman -Syu --noconfirm networkmanager neovim sudo reflector pacman-contrib man-db man-pages rsync btop bind tldr base-devel git
+
+# Install packages necessary for this script / other scripts in this dotfiles repo
+pacman -Syu --noconfirm python-rich bc lua jq bat
+
+# Copy over system configuration data
+cp root/etc/pacman.conf /etc
+cp root/etc/hosts /etc
+install -m 640 root/etc/sudoers /etc
+install -m 640 root/etc/sudoers.d/* /etc/sudoers.d
+cp root/etc/modprobe.d/nobeep.conf /etc/modprobe.d # disable motherboard speaker
+cp root/etc/sysctl.d/* /etc/sysctl.d               # override some kernel parameters with more sensible values
+cp -r root/etc/xdg/reflector /etc/xdg
+cp -r root/usr/local/bin /usr/local
+cp root/.rsync-filter /
+
+# Copy ZSH shell configuration
+cp -a home/.zshenv ~
+mkdir ~/.config
+cp -ra home/.config/shell ~/.config
+cp -ra home/.config/zsh ~/.config
+rm ~/.config/shell/py-alias # we don't need pyenv python aliases for root
+rm -rf ~/.config/zsh/.zgenom
+git clone https://github.com/jandamm/zgenom ~/.config/zsh/.zgenom
+install -m 700 -d ~/.local/share/gnupg
+
+# Install zsh and make it the default shell for root
+sudo pacman -S zsh
+chsh -s /usr/bin/zsh root
+
+# Enable some basic services
+systemctl enable systemd-resolved
+systemctl enable NetworkManager
+systemctl enable paccache.timer
+systemctl enable reflector.timer
+systemctl enable pkgfile-update.timer
+
+echo "You can exit the chroot and re-run it with: arch-chroot /mnt zsh"
+echo "This will put you into a configured ZSH shell, you can continue" \
+  "configuring the rest of the system manually from there"