Improve lockhelper for gunter

home/scripts/lockhelper.sh

@@ -1,6 +1,11 @@
 #!/usr/bin/env bash
 set -eo pipefail
 
-grimblast save output /tmp/lock.png || true
-hyprlock
+mkdir -p /tmp/lockscreen || true
 
+monitors=$(hyprctl monitors -j | jq -r '.[] | select( .name | contains ("DP")) | .name')
+
+while IFS= read -r m; do
+    grim -o "$m" "/tmp/lockscreen/$m.png" || true
+done <<< "$monitors"
+hyprlock