feat(web): translations (#9854)

* First test

* Added translation using Weblate (French)

* Translated using Weblate (German)

Currently translated at 100.0% (4 of 4 strings)

Translation: immich/web
Translate-URL: http://familie-mach.net/projects/immich/web/de/

* Translated using Weblate (French)

Currently translated at 100.0% (4 of 4 strings)

Translation: immich/web
Translate-URL: http://familie-mach.net/projects/immich/web/fr/

* Further testing

* Further testing

* Translated using Weblate (German)

Currently translated at 100.0% (18 of 18 strings)

Translation: immich/web
Translate-URL: http://familie-mach.net/projects/immich/web/de/

* Further work

* Update string file.

* More strings

* Automatically changed strings

* Add automatically translated german file for testing purposes

* Fix merge-face-selector component

* Make server stats strings uppercase

* Fix uppercase string

* Fix some strings in jobs-panel

* Fix lower and uppercase strings. Add a few additional string. Fix a few unnecessary replacements

* Update german test translations

* Fix typo in locales file

* Change string keys

* Extract more strings

* Extract and replace some more strings

* Update testtranslationfile

* Change translation keys

* Fix rebase errors

* Fix one more rebase error

* Remove german translation file

* Co-authored-by: Daniel Dietzler <danieldietzler@users.noreply.github.com>

* chore: clean up translations

* chore: add new line

* fix formatting

* chore: fixes

* fix: loading and tests

---------

Co-authored-by: root <root@Blacki>
Co-authored-by: admin <admin@example.com>
Co-authored-by: Jason Rasmussen <jrasm91@gmail.com>
Co-authored-by: Daniel Dietzler <mail@ddietzler.dev>

web/src/lib/components/album-page/album-cover.svelte

@@ -1,6 +1,7 @@
 <script lang="ts">
   import { getAssetThumbnailUrl } from '$lib/utils';
   import { type AlbumResponseDto } from '@immich/sdk';
+  import { t } from 'svelte-i18n';
 
   export let album: AlbumResponseDto | undefined;
   export let preload = false;
@@ -15,7 +16,7 @@
     <img
       loading={preload ? 'eager' : 'lazy'}
       src={thumbnailUrl}
-      alt={album?.albumName ?? 'Unknown Album'}
+      alt={album?.albumName ?? $t('unknown_album')}
       class="z-0 rounded-xl object-cover {css}"
       data-testid="album-image"
       draggable="false"
@@ -25,7 +26,7 @@
       loading={preload ? 'eager' : 'lazy'}
       src="$lib/assets/no-thumbnail.png"
       sizes="min(271px,186px)"
-      alt={album?.albumName ?? 'Empty Album'}
+      alt={album?.albumName ?? $t('empty_album')}
       class="z-0 rounded-xl object-cover {css}"
       data-testid="album-image"
       draggable="false"