Fixing build script and making it effiecent

cosmic-epoch/build.sh

@@ -1,44 +1,60 @@
 #!/bin/bash
 
-cd cosmic-applet-host
-paru -Ui
-cd ../
-cd cosmic-applets
-paru -Ui
-cd ../
-cd cosmic-applibrary
-paru -Ui
-cd ../
-cd cosmic-bg
-paru -Ui
-cd ../
-cd cosmic-comp
-paru -Ui
-cd ../
-cd cosmic-launcher
-paru -Ui
-cd ../
-cd cosmic-osd
-paru -Ui
-cd ../
-cd cosmic-panel
-paru -Ui
-cd ../
-cd cosmic-workspaces-epoch
-paru -Ui
-cd ../
-cd cosmic-session
-paru -Ui
-cd ../
-#cd iced-workspaces-applet
-#paru -Ui
-#cd ../
-#cd user-color-editor
-#paru -Ui
-#cd ../
-cd cosmic-settings-daemon
-paru -Ui
-cd ../
-cd xdg-desktop-portal-cosmic
-paru -Ui
+# Ensure the script is not run as root
+if [ "$(id -u)" -eq 0 ]; then
+    echo "Error: This script should not be run as root or with sudo."
+    exit 1
+fi
+
+# Get the number of CPU cores for maximum parallelism
+num_jobs=$(nproc)
+
+# Export environment variables
+export MOLD_JOBS=1
+
+# Set the Cargo target directory to a location in the user's home directory
+export CARGO_TARGET_DIR="$HOME/cargo-target"
+
+# Ensure the target directory exists
+mkdir -p "$CARGO_TARGET_DIR"
+
+# List of AUR packages to install
+packages=(
+  "cosmic-applets-git"
+  "cosmic-applibrary-git"
+  "cosmic-bg-git"
+  "cosmic-comp-git"
+  #"cosmic-epoch-meta-git"
+  "cosmic-files-git"
+  "cosmic-launcher-git"
+  "cosmic-notifications-git"
+  "cosmic-osd-git"
+  "cosmic-panel-git"
+  #"cosmic-player-git"
+  "cosmic-randr-git"
+  #"cosmic-reader-git"
+  "cosmic-screenshot-git"
+  "cosmic-settings-git"
+  "cosmic-settings-daemon-git"
+  "cosmic-store-git"
+  "cosmic-term-git"
+  "cosmic-edit-git"
+  "cosmic-workspaces-epoch-git"
+  "xdg-desktop-portal-cosmic-git"
+  "cosmic-greeter-git"
+  #"cosmic-session-git"
+)
+git lfs install
+# Install AUR packages
+for pkg in "${packages[@]}"; do
+  echo "Installing $pkg..."
+  cd "$pkg"
+  paru -Ui --noconfirm
+  cd ..
+done
+
+echo "Finishing install..."
+paru -S cosmic-session-git
+
+echo "Done."