more secure token handling

frontend/src/components/AuthModal.tsx

@@ -233,15 +233,6 @@ const AuthModal: React.FC<AuthModalProps> = ({
                 Sign in with Google
               </button>
 
-              <button
-                className="btn btn-outline-dark w-100 mb-3 py-3 d-flex align-items-center justify-content-center"
-                onClick={() => handleSocialLogin("apple")}
-                disabled={loading}
-              >
-                <i className="bi bi-apple me-2"></i>
-                Sign in with Apple
-              </button>
-
               <div className="text-center mt-3">
                 <small className="text-muted">
                   {mode === "login"