fix: mobile screen

src/lib/components/chat/Chat.svelte

@@ -1195,7 +1195,7 @@
 
 {#if !chatIdProp || (loaded && chatIdProp)}
 	<div
-		class="min-h-screen max-h-screen {$showSidebar
+		class="h-screen max-h-[100dvh] {$showSidebar
 			? 'md:max-w-[calc(100%-260px)]'
 			: ''} w-full max-w-full flex flex-col"
 	>