feat: add password confirmation loop and mask input

- Implements a validation loop that requires the user to re-enter their password until both inputs match.
- Adds the '-s' flag to the 'read' to prevent form being echoed to the terminal.

menu.sh

@@ -728,12 +728,24 @@ webpanel_handler() {
                     done
 
                     while true; do
-                        read -e -p "Enter the admin password: " admin_password
+                        read -sp "Enter the admin password: " admin_password
+                        echo ""
                         if [ -z "$admin_password" ]; then
                             echo "Admin password cannot be empty. Please try again."
-                        else
+                            continue
+                        fi
+                        local check_password
+                        read -sp "Enter the admin password again: " check_password
+                        echo ""
+                        if [ -z "$check_password" ]; then
+                            echo "Admin password cannot be empty. Please try again."
+                            continue
+                        fi
+                        if [ "$check_password" == "$admin_password" ]; then
+                            echo "Password is set!"
                             break
                         fi
+                        echo "Passwords did NOT match. Please try again."
                     done
 
                     python3 $CLI_PATH webpanel -a start -d "$domain" -p "$port" -au "$admin_username" -ap "$admin_password"