fix: citation styling

src/lib/components/chat/Messages/ResponseMessage.svelte

@@ -476,7 +476,7 @@
 												<div class="bg-white dark:bg-gray-700 rounded-full size-4">
 													{idx + 1}
 												</div>
-												<div class=" mx-2">
+												<div class="flex-1 mx-2 line-clamp-1">
 													{citation.source.name}
 												</div>
 											</button>