ui: Constants refactor (#26908)

* refactor: Constants

* refactor: Constants/Enums cleanup

* refactor: Constant objects instead of multiple single value constants

* refactor: Cleanup constants

tools/ui/src/lib/components/app/navigation/SidebarNavigation/SidebarNavigationActions.svelte

@@ -5,12 +5,12 @@
 	import { ActionIcon, KeyboardShortcutInfo, SearchInput } from '$lib/components/app';
 	import { Button } from '$lib/components/ui/button';
 	import {
+		ICON_CLASS_DEFAULT,
 		ICON_STRIP_TRANSITION_DELAY_MULTIPLIER,
 		ICON_STRIP_TRANSITION_DURATION,
 		ROUTES,
 		SIDEBAR_ACTIONS_ITEMS
 	} from '$lib/constants';
-	import { ICON_CLASS_DEFAULT } from '$lib/constants/css-classes';
 	import { TooltipSide } from '$lib/enums';
 	import { isMobile } from '$lib/stores/viewport.svelte';
 	import type { Component } from 'svelte';