Fix eslint error and update svelte related stuff

apps/website/src/components/organisms/Carousel.svelte

@@ -20,7 +20,7 @@
 
 
     /** Navigate to specific slide */
-    const goToSlide = (index: number = 0) => carousel.scrollTo(index)
+    const goToSlide = (index = 0) => carousel.scrollTo(index)
 
     /** Move and change arrow direction when moving */
     const arrowPosition = writable({ x: 0, y: 0 })
@@ -89,6 +89,7 @@
         <div class="carousel__viewport" bind:this={carouselEl}
             on:mousemove={handleArrowMove}
             on:click={handleArrowClick}
+            on:keydown
         >
             <div class="carousel__slides">
                 {#each slides as { id, alt }}