Update wallpaper setter

- Use `icing` instead of `feh`
- Additionally, add some window rules, too

config.ron

@@ -22,9 +22,11 @@
     window_rules: [
 		( window_class: "waterfox", spawn_on_tag: 2 ),
 		( window_class: "firefox", spawn_on_tag: 2 ),
+		( window_class: "org.mozilla.firefox", spawn_on_tag: 2 ),
 		( window_class: "Alacritty", spawn_on_tag: 1 ),
 		( window_class: "keepassxc", spawn_on_tag: 5 ),
 		( window_class: "vscodium", spawn_on_tag: 3 ),
+		( window_class: "codium", spawn_on_tag: 3 ),
 		( window_class: "vonal", spawn_floating: true, default_width: 800, default_height: 150 ),
 		( window_class: "worf", spawn_floating: true, default_width: 800, default_height: 150 ),
 	],

themes/candy/up

@@ -3,12 +3,12 @@
 # Load the compositor
 picom --backend glx -b
 
+# Set wallpaper. Change the path as needed
+icing
+
 # Load left-wm theme
 leftwm command "LoadTheme ~/.config/leftwm/themes/current/theme.ron"
 
-# Set wallpaper. Change the path as needed
-feh --bg-fill ~/Pictures/Wallpaper/wp3.jpg
-
 # Start EWW daemon and widgets
 eww daemon && eww open panel --arg "h=27" --arg "w=1366"