Update billing navigation and increase test timeout

Changes include updating the user and team billing specs to increase visibility timeout and alter navigation route post-billing. Minor adjustments have been made to the page aesthetics and redirection logic. Also, refactored import statements for code organization purposes. Changes in the build script are also reflected in the commit.

packages/billing/gateway/src/components/billing-session-status.tsx

@@ -20,15 +20,14 @@ export function BillingSessionStatus({
     <section
       data-test={'payment-return-success'}
       className={
-        'fade-in mx-auto max-w-xl rounded-xl border p-16 xl:drop-shadow-sm' +
-        ' dark:border-dark-800 border-gray-100' +
+        'fade-in dark:border-border mx-auto max-w-xl rounded-xl border border-transparent p-16 xl:drop-shadow-2xl' +
         ' bg-background animate-in slide-in-from-bottom-8 ease-out' +
-        ' zoom-in-50 dark:shadow-primary/40 duration-1000 dark:shadow-2xl'
+        ' zoom-in-50 dark:shadow-primary/20 duration-1000 dark:shadow-2xl'
       }
     >
       <div
         className={
-          'flex flex-col items-center justify-center space-y-4 text-center'
+          'flex flex-col items-center justify-center space-y-6 text-center'
         }
       >
         <Check
@@ -54,8 +53,11 @@ export function BillingSessionStatus({
           </p>
         </div>
 
-        <form data-test={'checkout-success-back-link'}>
-          <Button formAction={onRedirect}>
+        <form>
+          <Button
+            data-test={'checkout-success-back-link'}
+            formAction={onRedirect}
+          >
             <span>
               <Trans i18nKey={'billing:checkoutSuccessBackButton'} />
             </span>