feat(web): expand/collapse sidebar (#16768)

* feat: expand/collapse sidebar

* fix: general PR cleanup

- add skip link unit test
- remove unused tailwind styles
- adjust asset grid spacing
- fix event propogation

* fix: cleaning up event listeners

* fix: purchase modal and button on small screens

* fix: explicit tailwind classes

* fix: no animation on initial page load

* fix: sidebar spacing and reactivity

* chore: reverting changes to icons in nav and account info panel

* fix: remove left margin from the asset grid after merging in new timeline

* chore: extract search-bar changes for a separate PR

* fix: add margin to memories

web/src/lib/components/photos-page/memory-lane.svelte

@@ -38,7 +38,7 @@
   <section
     id="memory-lane"
     bind:this={memoryLaneElement}
-    class="relative mt-5 overflow-x-scroll overflow-y-hidden whitespace-nowrap transition-all"
+    class="relative mt-5 mx-2 overflow-x-scroll overflow-y-hidden whitespace-nowrap transition-all"
     style="scrollbar-width:none"
     use:resizeObserver={({ width }) => (offsetWidth = width)}
     onscroll={onScroll}