style(frontend): apply ultracite 7.12 formatting and lint rules

frontend/src/lib/components/CustomEmoji.svelte

@@ -32,9 +32,9 @@
 
 <span class="CustomEmoji" style="--emoji-size: {size}rem;">
   {#if asset && isVideo}
-    <video src={asset.url} autoplay loop muted playsinline></video>
+    <video autoplay loop muted playsinline src={asset.url}></video>
   {:else if asset && isImage}
-    <img src={asset.url} alt="emoji">
+    <img alt="emoji" src={asset.url}>
   {:else}
     <span class="placeholder">🧩</span>
   {/if}