#[Cache(maxage: 20, public: true, noStore: false)]
public function index(): Response
{
    $response = new Response();

    $response->setMaxAge(300);
    $response->setPrivate();
    $response->headers->addCacheControlDirective('no-store');
    
    return $response;
}

$header = $this->getCacheControlHeader();
if (isset($this->cacheControl['public']) || isset($this->cacheControl['private'])) {
     return $header;
}

#[Cache(public: true, maxage: 3600, noStore: false)]
public function index(User $user): Response 
{
   $response = new Response($content);

   if ($user->shouldStoreLonger()) {
       $response->setMaxAge(7200);
   }

   if ($user->shouldNotStore()) {
        $response->headers->addCacheControlDirective('no-store');
   }

   if ($user->shouldBePrivate()) {
       $response->setPrivate();
   }

   // Otherwise, `#[Cache]` should take over if no condition was met

   return $response;
}