✅ Removido el efecto animate-bounce del modal de actualización. Ahora aparece estático sin saltos.

frontend/src/App.jsx

@@ -93,7 +93,7 @@ function App() {
         {/* Modal de actualización disponible */}
         {updateAvailable && (
           <div className="fixed inset-0 bg-black/80 flex items-center justify-center z-[9999] p-4">
-            <div className="bg-white rounded-2xl max-w-md w-full p-6 sm:p-8 shadow-2xl animate-bounce">
+            <div className="bg-white rounded-2xl max-w-md w-full p-6 sm:p-8 shadow-2xl">
               <div className="text-center">
                 <div className="mb-4 flex justify-center">
                   <div className="w-20 h-20 bg-gradient-to-r from-green-500 to-emerald-500 rounded-full flex items-center justify-center">