refactor: only install missing packages in sound and hyprland modules

modules/05-sound.sh

@@ -14,7 +14,20 @@ SOUND_PACKAGES=(
     sof-firmware
 )
 
-paru -S --needed --noconfirm "${SOUND_PACKAGES[@]}"
+to_install=()
+for pkg in "${SOUND_PACKAGES[@]}"; do
+  if ! paru -Q "$pkg" &>/dev/null; then
+    to_install+=("$pkg")
+  fi
+
+done
+
+if [ "${#to_install[@]}" -gt 0 ]; then
+  paru -S --noconfirm "${to_install[@]}"
+  echo "Sound packages installed."
+else
+  echo "All sound packages already installed."
+fi
 
 # Enable and start PipeWire services
 systemctl --user enable --now pipewire pipewire-pulse wireplumber

modules/06-hyprland.sh

@@ -21,6 +21,17 @@ HYPR_PACKAGES=(
     noto-fonts-emoji
 )
 
-paru -S --needed --noconfirm "${HYPR_PACKAGES[@]}"
+to_install=()
+for pkg in "${HYPR_PACKAGES[@]}"; do
+  if ! paru -Q "$pkg" &>/dev/null; then
+    to_install+=("$pkg")
+  fi
 
-echo "Hyprland and related tools installed and configured."
+done
+
+if [ "${#to_install[@]}" -gt 0 ]; then
+  paru -S --noconfirm "${to_install[@]}"
+  echo "Hyprland and related tools installed and configured."
+else
+  echo "All Hyprland and related tools already installed."
+fi