feat(web): Scroll to asset in gridview; increase gridview perf; reduce memory; scrollbar ticks in fixed position (#10646)

* Squashed

* Change strategy - now pre-measure buckets offscreen, so don't need to worry about sub-bucket scroll preservation

* Reduce jank on scroll, delay DOM updates until after scroll

* css opt, log measure time

* Trickle out queue while scrolling, flush when stopped

* yay

* Cleanup cleanup...

* everybody...

* everywhere...

* Clean up cleanup!

* Everybody do their share

* CLEANUP!

* package-lock ?

* dynamic measure, todo

* Fix web test

* type lint

* fix e2e

* e2e test

* Better scrollbar

* Tuning, and more tunables

* Tunable tweaks, more tunables

* Scrollbar dots and viewport events

* lint

* Tweaked tunnables, use requestIdleCallback for garbage tasks, bug fixes

* New tunables, and don't update url by default

* Bug fixes

* Bug fix, with debug

* Fix flickr, fix graybox bug, reduced debug

* Refactor/cleanup

* Fix

* naming

* Final cleanup

* review comment

* Forgot to update this after naming change

* scrubber works, with debug

* cleanup

* Rename scrollbar to scrubber

* rename  to

* left over rename and change to previous album bar

* bugfix addassets, comments

* missing destroy(), cleanup

---------

Co-authored-by: Alex <alex.tran1502@gmail.com>

web/src/lib/stores/asset-viewing.store.ts

@@ -1,4 +1,5 @@
 import { getKey } from '$lib/utils';
+import { type AssetGridRouteSearchParams } from '$lib/utils/navigation';
 import { getAssetInfo, type AssetResponseDto } from '@immich/sdk';
 import { readonly, writable } from 'svelte/store';
 
@@ -6,6 +7,7 @@ function createAssetViewingStore() {
   const viewingAssetStoreState = writable<AssetResponseDto>();
   const preloadAssets = writable<AssetResponseDto[]>([]);
   const viewState = writable<boolean>(false);
+  const gridScrollTarget = writable<AssetGridRouteSearchParams | null | undefined>();
 
   const setAsset = (asset: AssetResponseDto, assetsToPreload: AssetResponseDto[] = []) => {
     preloadAssets.set(assetsToPreload);
@@ -26,6 +28,7 @@ function createAssetViewingStore() {
     asset: readonly(viewingAssetStoreState),
     preloadAssets: readonly(preloadAssets),
     isViewing: viewState,
+    gridScrollTarget,
     setAsset,
     setAssetId,
     showAssetViewer,