🛠 fix: Modernize script

Author: tomy0000000

pkg/macos-touch-id-sudo/macos-touch-id-sudo.sh

@@ -2,8 +2,16 @@
 set -euo pipefail
 
 TouchIDStatus=$(bioutil -rs | grep unlock | awk '{print $4}')
-if [[ "${TouchIDStatus}" = "1" ]]; then
-	sudo sed -i '2 i auth sufficient pam_tid.so' /etc/pam.d/sudo
-else
+if [[ "${TouchIDStatus}" != "1" ]]; then
 	echo "Touch ID unavailable, skip setting."
+	exit 0
+fi
+
+# Check if Touch ID auth is already configured
+if ! grep -q "auth.*sufficient.*pam_tid.so" /etc/pam.d/sudo; then
+	sudo sed -i '' '2 i\
+auth       sufficient     pam_tid.so' /etc/pam.d/sudo
+	echo "Touch ID authentication enabled for sudo."
+else
+	echo "Touch ID authentication already configured for sudo."
 fi