Add account-activation queueing to signup (#2613)

* Add deactivated-account tracking

* Center button text

* Add Deactivated screen

* Add icon to Deactivated screen

* Abort session resumption if the session is deactivated

* Implement deactivated screen status checks

* Bump api@0.9.5

* Use new typo-fixed scope

* UI refinements

src/components/Button.tsx

@@ -337,6 +337,7 @@ export function Button({
         a.flex_row,
         a.align_center,
         a.overflow_hidden,
+        a.justify_center,
         ...baseStyles,
         ...(state.hovered || state.pressed ? hoverStyles : []),
         ...(state.focused ? focusStyles : []),