added sudo check, cleaned up comments

debian/debian-update-sources.sh

@@ -1,5 +1,11 @@
 #!/bin/bash
 
+if [ "$EUID" -ne 0 ]
+  then
+  echo "Please run as root"
+  exit
+fi
+
 # update bookworm to new debian.sources file
 if [[ -f /etc/apt/sources.list.d/debian.sources ]] 
     then