Use pamac instead of yay.

Yay has been acting out when running it in a script.

.installer/packages

@@ -1,3 +1,3 @@
-pacman-any:code,feh,i3exit,i3status,network-manager-applet,pasystray,vim,xautolock,xss-lock,yay
+pacman-any:code,feh,i3exit,i3status,network-manager-applet,pasystray,vim,xautolock,xss-lock,noto-fonts-emoji
 pacman-laptop:brightnessctl
 aur-any:picom-git,flashfocus-git,sddm-theme-aerial-git

setup_system.sh

@@ -44,9 +44,6 @@ while getopts ":uh" arg; do
     esac
 done
 
-YAY_ARGS="--aur --answerdiff NotInstalled --answeredit None --answerclean All --answerupgrade None"
-ID_LIKE="$(grep ID_LIKE= </etc/os-release | cut -d= -f2)"
-
 # Returns a comma-separated list of packages for one or more targets.
 # The packages file may contain multiple rows with the same target name.
 function get_packages() {
@@ -82,20 +79,25 @@ function configure_sddm() {
     } | sudo tee "$sddm_config_dir/xsetup" >/dev/null
 }
 
+function prepare_arch() {
+    which pamac >/dev/null && return 0
+    sudo pacman -S pamac --noconfirm || return 1
+}
+
 function setup_arch_with_pamac() {
     local targets=("pacman-any") packages
     is_laptop && targets+=("pacman-laptop")
 
     packages="$(get_packages "${targets[@]}")"
     # shellcheck disable=SC2086
-    sudo pamac install --no-confirm $packages || return 1
+    sudo pamac install $packages --no-confirm || return 1
 }
 
 function setup_arch_with_yay() {
     local targets=("aur-any") packages
     is_laptop && targets+=("aur-laptop")
 
-    while read -r package; do
+    for package in $(get_packages "${targets[@]}"); do
         if pacman -Qs "^$package$" >/dev/null; then
             if $UPGRADE_PACKAGES; then
                 echo "Package '$package' will be upgraded."
@@ -107,18 +109,20 @@ function setup_arch_with_yay() {
             echo "Package '$package' will be installed."
         fi
 
-        # shellcheck disable=SC2086
-        yay -S "$package" $YAY_ARGS || return 1
-    done <<<"$(get_packages "${targets[@]}")"
+        sudo pamac build "$package" --no-confirm || return 1
+    done
 }
 
 function setup_arch() {
-    setup_arch_with_pamac || return 1
-    setup_arch_with_yay || return 2
-    configure_sddm || return 3
+    prepare_arch || return 1
+    setup_arch_with_pamac || return 2
+    setup_arch_with_yay || return 3
+    configure_sddm || return 4
 }
 
-echo "Setting up ${ID_LIKE^}-like OS."
+ID_LIKE="$(grep ID_LIKE= </etc/os-release | cut -d= -f2)"
+
+echo "Setting up ${ID_LIKE^:?}-like OS."
 
 if [[ "$ID_LIKE" == "arch" ]]; then
     setup_arch