updated ags.sh to skip if v1.9.0 is already installed

install-scripts/ags.sh

@@ -3,6 +3,15 @@
 # Aylur's GTK Shell v 1.9.0 #
 # for desktop overview
 
+# Check if AGS is installed
+if command -v ags &>/dev/null; then
+    AGS_VERSION=$(ags -v | awk '{print $NF}') 
+    if [[ "$AGS_VERSION" == "1.9.0" ]]; then
+        echo -e "${OK} ${MAGENTA}Aylur's GTK Shell v1.9.0${RESET} is already installed. Skipping installation."
+        exit 0
+    fi
+fi
+
 if [[ $USE_PRESET = [Yy] ]]; then
   source ./preset.sh
 fi