refactor: Update FreeChatPage component layout

This commit updates the layout of the FreeChatPage component in the app/dashboard/student/chat/[chatId]/free-chat directory. The changes include adjusting the height calculation for the chat container to ensure it fills the entire viewport on all screen sizes. This improvement enhances the user experience by providing a consistent and visually appealing chat interface.

Author: guillermoscript

app/dashboard/student/chat/[chatId]/free-chat/page.tsx

@@ -27,8 +27,7 @@ export default async function FreeChatPage ({
     return (
 
         <>
-            <div className='flex flex-col gap-4 overflow-y-auto h-[calc(100vh-4rem)]'>
-
+            <div className='flex flex-col gap-4 overflow-y-auto h-[calc(100vh)] md:h-[calc(100vh-4rem)]'>
                 <FreeChat
                     chatId={Number(params.chatId)}
                     initialMessages={