Base URL of the standalone, Privy-free embed app (the embed.<tier>
origin that serves the chromeless /cards/* and /checkout/* pages).
Formed by prepending embed. to the webapp host. The CLI redirect-mode
card flows open ${embed}/cards/setup here — the old webapp
/embed/cards/* routes were removed in the #1787 cutover.
Base URL of the standalone, Privy-free embed app (the
embed.<tier>origin that serves the chromeless/cards/*and/checkout/*pages). Formed by prependingembed.to the webapp host. The CLI redirect-mode card flows open${embed}/cards/setuphere — the old webapp/embed/cards/*routes were removed in the #1787 cutover.