feat: loop slideshows (#25462)

* Add Repeat to the slideshow in the web UI.

* Fix typo in SlideshowSettingsModal description prop

Fixed spelling

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Co-authored-by: generalzero <generalzero@generalzero.org>

web/src/lib/stores/slideshow.store.ts

@@ -40,6 +40,7 @@ function createSlideshowStore() {
   const slideshowDelay = persisted<number>('slideshow-delay', 5, {});
   const slideshowTransition = persisted<boolean>('slideshow-transition', true);
   const slideshowAutoplay = persisted<boolean>('slideshow-autoplay', true, {});
+  const slideshowRepeat = persisted<boolean>('slideshow-repeat', false);
 
   return {
     restartProgress: {
@@ -71,6 +72,7 @@ function createSlideshowStore() {
     showProgressBar,
     slideshowTransition,
     slideshowAutoplay,
+    slideshowRepeat,
   };
 }