fix: hide assign action while ticket is processing

src/app/(modules)/ticket/[ticketId]/components/TicketDetailHeader.tsx

@@ -30,7 +30,7 @@ export function TicketDetailHeader({ ticket }: { ticket: TicketDetail }) {
       </div>
 
       <div className="flex shrink-0 items-center gap-2">
-        {ticket.video_id ? (
+        {ticket.video_id && ticket.status !== 'processing' ? (
           <PermissionGuard permissions={PERMISSIONS.TICKET.ASSIGN}>
             <SparkleButton
               className="h-10 min-w-36 px-5"