Add wallpaper override.

install.sh

@@ -77,6 +77,17 @@ function install() {
     echo
 }
 
+function override_bg() {
+    local default=~/.local/share/bg override=~/Pictures/bg
+
+    ! [ -e "$override" ] && return
+
+    echo "Overriding default background with '$override'."
+    ln -sfn "$override" "$default"
+    echo
+}
+
 install
+override_bg
 i3-config-builder
 echo "Done! 👌"