chore: optimize UI button style

src/app/[locale]/(marketing)/(pages)/about/page.tsx

@@ -65,7 +65,7 @@ export default async function AboutPage() {
               </p>
 
               <div className="flex items-center gap-4">
-                <Button className="rounded-lg">
+                <Button className="rounded-lg cursor-pointer">
                   <MailIcon className="mr-1 size-4" />
                   <a href={`mailto:${websiteConfig.mail.from}`}>{t('talkWithMe')}</a>
                 </Button>

src/components/waitlist/waitlist-form-card.tsx

@@ -111,7 +111,7 @@ export function WaitlistFormCard() {
             <FormError message={error} />
           </CardContent>
           <CardFooter className="mt-6 px-6 py-4 flex justify-between items-center bg-muted rounded-none">
-            <Button type="submit" disabled={isPending}>
+            <Button type="submit" disabled={isPending} className='cursor-pointer'>
               {isPending ? t('subscribing') : t('subscribe')}
             </Button>
           </CardFooter>