add infra to use AUR if I need

Containerfile

@@ -19,8 +19,14 @@ RUN sed -i -e 's/NoProgressBar/#NoProgressBar/' -e 's/NoExtract/#NoExtract/' /et
 # Force reinstall of packages which have man pages (shouldn't redownload any that were just upgraded)
 RUN mkdir -p /usr/share/man && pacman -Qo /usr/share/man | awk '{print $5}' | xargs pacman -S --noconfirm man-db
 
+# COPY add-aur.sh /
+# RUN bash /add-aur.sh
+# RUN aur-install delta
+# RUN rm /add-aur.sh
+
 # Clean up cache
 RUN yes | pacman -Scc
 
+
 # Enable sudo permission for wheel users
 RUN echo "%wheel ALL=(ALL) NOPASSWD: ALL" > /etc/sudoers.d/toolbox

add-aur.sh

@@ -0,0 +1,109 @@
+#!/usr/bin/env bash
+# this script takes two arguments and sets up unattended AUR access for user ${1} via a helper, ${2}
+set -o pipefail
+set -o errexit
+set -o nounset
+set -o verbose
+set -o xtrace
+
+AUR_USER="${1:-ab}"
+HELPER="${2:-paru}"
+
+# update mirrorlist
+#curl --silent --location https://raw.githubusercontent.com/greyltc/docker-archlinux/master/get-new-mirrors.sh > /tmp/get-new-mirrors
+#chmod +x /tmp/get-new-mirrors
+#mv /tmp/get-new-mirrors /bin/.
+#get-new-mirrors
+
+# we're gonna need sudo to use the helper properly
+pacman --sync --needed --noconfirm --noprogressbar sudo || echo "Nothing to do"
+
+# create the user
+AUR_USER_HOME="/var/${AUR_USER}"
+useradd "${AUR_USER}" --system --shell /usr/bin/nologin --create-home --home-dir "${AUR_USER_HOME}"
+
+# lock out the AUR_USER's password
+passwd --lock "${AUR_USER}"
+
+# give the aur user passwordless sudo powers for pacman
+echo "${AUR_USER} ALL=(ALL) NOPASSWD: /usr/bin/pacman" > "/etc/sudoers.d/allow_${AUR_USER}_to_pacman"
+
+# let root cd with sudo
+echo "root ALL=(ALL) CWD=* ALL" > /etc/sudoers.d/permissive_root_Chdir_Spec
+
+# build config setup
+sudo -u ${AUR_USER} -D~ bash -c 'mkdir -p .config/pacman'
+
+# use all possible cores for builds
+sudo -u ${AUR_USER} -D~ bash -c 'echo MAKEFLAGS="-j\$(nproc)" > .config/pacman/makepkg.conf'
+
+# don't compress the packages built here
+#sudo -u ${AUR_USER} -D~ bash -c 'echo PKGEXT=".pkg.tar" >> .config/pacman/makepkg.conf'
+
+# setup storage for AUR packages built
+NEW_PKGDEST="/var/cache/makepkg/pkg"
+NPDP=$(dirname "${NEW_PKGDEST}")
+mkdir -p "${NPDP}"
+install -o "${AUR_USER}" -d "${NEW_PKGDEST}"
+sudo -u ${AUR_USER} -D~ bash -c "echo \"PKGDEST=${NEW_PKGDEST}\" >> .config/pacman/makepkg.conf"
+
+# setup place for foreign packages
+FOREIGN_PKG="/var/cache/foreign-pkg"
+FPP=$(dirname "${FOREIGN_PKG}")
+mkdir -p "${FPP}"
+install -o "${AUR_USER}" -d "${FOREIGN_PKG}"
+
+# get helper pkgbuild
+sudo -u "${AUR_USER}" -D~ bash -c "curl --silent --location https://aur.archlinux.org/cgit/aur.git/snapshot/${HELPER}.tar.gz | bsdtar -xvf -"
+
+# make helper
+sudo -u "${AUR_USER}" -D~//${HELPER} bash -c "makepkg -s --noprogressbar --noconfirm --needed"
+
+# install helper
+pacman --upgrade --needed --noconfirm --noprogressbar "${NEW_PKGDEST}"/*.pkg.*
+
+# cleanup
+sudo rm -rf "${NEW_PKGDEST}"/*
+rm -rf "${AUR_USER_HOME}/${HELPER}"
+rm -rf "${AUR_USER_HOME}/.cache/go-build"
+rm -rf "${AUR_USER_HOME}/.cargo"
+
+# chuck deps
+pacman -Rns --noconfirm $(pacman -Qtdq) || echo "Nothing to remove"
+
+tee /bin/aur-install <<EOF
+#!/bin/sh
+if test "\$#" -ne 0
+then
+  if test "${HELPER}" = paru
+  then
+    sudo -u ${AUR_USER} -D~ bash -c 'paru --sync --skipreview --removemake --needed --noconfirm --noprogressbar "\$@"' true "\$@"
+  else
+    sudo -u ${AUR_USER} -D~ bash -c '${HELPER} --sync --needed --noconfirm --noprogressbar "\$@"' true "\$@"
+  fi
+  for foreign in \$(pacman -Qmq)
+  do
+    sudo find "${NEW_PKGDEST}" -name "\${foreign}*" -exec mv -fv "{}" "${FOREIGN_PKG}" \;
+  done
+fi
+
+# clean
+if test "${HELPER}" = paru
+then
+  DELETE_OPT=" --delete"
+  sudo -u "${AUR_USER}" -D~ bash -c "yes | paru --clean >/dev/null 2>&1" || :
+else
+  DELETE_OPT=""
+fi
+sudo -u "${AUR_USER}" -D~ bash -c "yes | ${HELPER} --sync -cc\${DELETE_OPT} >/dev/null 2>&1"
+sudo rm -rf "${NEW_PKGDEST}"/*
+EOF
+chmod +x /bin/aur-install
+
+if test "${HELPER}" = yay || test "${HELPER}" = paru
+then
+  /bin/aur-install ${HELPER}
+
+  echo "Packages from the AUR can now be installed like this:"
+  echo "aur-install package-number-one package-number-two" 
+fi