Small changes

.scripts/wm/lock.sh

@@ -1,6 +1,6 @@
 #!/bin/sh
 
-ICON="$XDG_CACHE_HOME/tmp.lock.png"
+ICON="$XDG_CACHE_HOME/lock.png"
 
 if [ ! -f "$ICON" ]; then
 	touch "$ICON"

.scripts/wm/wallpaper.sh

@@ -1,3 +1,7 @@
 #!/bin/sh
 
+# Overwrite wallpaper with new image if provided
+[ -n "$1" ] && cp "$1" "$HOME/pictures/wallpaper.jpg"
+
+# Set wallpaper
 feh --no-fehbg --bg-fill "$HOME/pictures/wallpaper.jpg"