sildeshow component (not tested)

src/components/Slideshow.svelte

@@ -0,0 +1,137 @@
+<script>
+  import { onDestroy } from 'svelte';
+
+  export let images = [];
+  export let width = '100%';
+  export let height = '100%';
+  export let interactive = false;
+
+  // automatic cycling options
+  export let autoplay = false;
+  export let interval = 3000;
+  export let loop = true;
+
+  export let startIndex = 0;
+
+  let current = startIndex;
+  let timer;
+
+  const next = () => {
+    if (current < images.length - 1) {
+      current += 1;
+    } else if (loop) {
+      current = 0;
+    }
+  };
+
+  const prev = () => {
+    if (current > 0) {
+      current -= 1;
+    } else if (loop) {
+      current = images.length - 1;
+    }
+  };
+
+  // react to autoplay or interval changes
+  $: {
+    clearInterval(timer);
+    if (autoplay && images.length > 1) {
+      timer = setInterval(next, interval);
+    }
+  }
+
+  onDestroy(() => {
+    clearInterval(timer);
+  });
+</script>
+
+<div
+  class="slideshow"
+  style="width: {width}; height: {height};"
+  aria-live="polite"
+>
+  {#if images.length}
+    <img
+      src={typeof images[current] === 'string' ? images[current] : images[current].src}
+      alt={typeof images[current] === 'string' ? '' : images[current].alt || ''}
+      class="slide"
+    />
+
+    {#if interactive && images.length > 1}
+      <button class="prev" on:click={prev} aria-label="Previous">&#10094;</button>
+      <button class="next" on:click={next} aria-label="Next">&#10095;</button>
+
+      <div class="indicators">
+        {#each images as _, i}
+          <button
+            type="button"
+            class:active={i === current}
+            on:click={() => (current = i)}
+            aria-label={`Go to slide ${i + 1}`}
+          ></button>
+        {/each}
+      </div>
+    {/if}
+  {/if}
+</div>
+
+<style>
+  .slideshow {
+    position: relative;
+    overflow: hidden;
+    display: block;
+  }
+
+  .slide {
+    width: 100%;
+    height: 100%;
+    object-fit: cover;
+    display: block;
+  }
+
+  /* interactive controls */
+  .prev,
+  .next {
+    position: absolute;
+    top: 50%;
+    transform: translateY(-50%);
+    background: rgba(0, 0, 0, 0.5);
+    color: white;
+    border: none;
+    padding: 0.5rem 0.75rem;
+    cursor: pointer;
+    z-index: 1;
+  }
+
+  .prev {
+    left: 0.5rem;
+  }
+
+  .next {
+    right: 0.5rem;
+  }
+
+  .indicators {
+    position: absolute;
+    bottom: 0.5rem;
+    left: 50%;
+    transform: translateX(-50%);
+    display: flex;
+    gap: 0.5rem;
+  }
+
+  .indicators button {
+    width: 0.75rem;
+    height: 0.75rem;
+    border: none;
+    border-radius: 50%;
+    background: rgba(255, 255, 255, 0.5);
+    cursor: pointer;
+    transition: background 0.2s;
+    padding: 0;
+  }
+
+  .indicators button.active {
+    background: white;
+  }
+</style>

src/components/index.js

@@ -7,3 +7,4 @@ export { default as Section } from './layout/Section.svelte'
 
 export { default as Button } from './Button.svelte'
 export { default as Dropdown } from './Dropdown.svelte'
+export { default as Slideshow } from './Slideshow.svelte'