feat: add subtitles to /play/buttplug and /play/recordings page headers

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

packages/frontend/src/routes/play/recordings/+page.svelte

@@ -68,6 +68,7 @@
 <div class="py-3 sm:py-6 lg:pl-6">
   <div class="mb-6">
     <h1 class="text-2xl font-bold">{$_("me.recordings.title")}</h1>
+    <p class="text-sm text-muted-foreground mt-1">{$_("me.recordings.description")}</p>
   </div>
 
   {#if recordings.length === 0}