confirm prompt

CloneToDisk.sh

@@ -1,6 +1,13 @@
 #!/bin/bash
 set -e
 
+
+cleanup() {
+    echo "Cleaning up mounts..."
+    umount -lfR /mnt 2>/dev/null || true
+}
+trap cleanup EXIT
+
 # Ensure the script is run as root
 if [[ $EUID -ne 0 ]]; then
     echo "You must be root to do this." 1>&2
@@ -20,6 +27,13 @@ echo
 read -rp "Enter the name of the usb partition in /dev/mapper (e.g., sda1): " disk_suffix
 usb_name="/dev/mapper/${disk_suffix}"
 
+read -rp "You are about to WRITE and ERASE disk ${disk_name} Are you sure? y/n " user_response
+
+if [[ $user_response != y ]]; then
+    echo "Exiting script"
+    exit 1
+fi
+
 # Mount Ventoy
 echo "Mounting Ventoy..."
 mkdir -p /mnt/ventoy
@@ -66,9 +80,10 @@ update-grub
 "
 
 # Exit chroot and unmount
-echo "Cleaning up..."
-umount -R /mnt
+#echo "Cleaning up..."
+#umount -R /mnt
 
 
 echo "Restore and resize complete!"
 
+cleanup