index.html

<!DOCTYPE html>
<html>

<head>
    <script>
        // Function to extract the token from the URL
        function getTokenFromUrl() {
            const urlParams = new URLSearchParams(window.location.search);
            return urlParams.get("token");
        }

        // Function to perform the redirect
        function redirectToApp() {
            const token = getTokenFromUrl();
            if (token) {
                // Redirect to the app with the token
                window.location.href = `app://tastepass?token=${token}`;
            } else {
                // Handle the case where the token is not present in the URL
                alert("Token not found in the URL.");
            }
        }

        // Automatically call the redirect function when the page loads
        window.onload = redirectToApp;
    </script>
</head>

<body>
    <div>hi</div>
    <!-- You can add some content here if needed -->
</body>

</html>