[update] A lot of changes

toolkit.legacyUserProfileCustomizations.stylesheets = true
add mozilla userChrome.css
Add handlr.ron
add some anyrun settings and modify some old ones

config/hypr/hyprland.conf

@@ -27,6 +27,7 @@ env = MOZ_ENABLE_WAYLAND,1
 exec-once = swayosd
 exec-once = hyprpaper
 exec-once = swaync
+exec-once = waybar
 exec-once = nextcloud --background
 exec-once = /usr/lib/polkit-kde-authentication-agent-1
 exec-once = /usr/bin/discord --enable-features=UseOzonePlatform --ozone-platform=wayland --start-minimized