feat: Adds layout page to use with onboarding views (#8855)

* feat: Wizard step component to use with onboarding

* feat: Adds layout page to use with onboarding views

* Adds dark mode assets

* Updates to layout bg image

* Updates to translations

app/javascript/dashboard/routes/index.js

@@ -45,6 +45,13 @@ export const validateAuthenticateRoutePermission = (to, next, { getters }) => {
     return next(frontendURL(`accounts/${user.account_id}/dashboard`));
   }
 
+  // we can let them access onboarding routes
+  // we will eventually need guards as onboarding is done, but for now
+  // we can let them access onboarding routes
+  if (to.name.startsWith('onboarding')) {
+    return next();
+  }
+
   const nextRoute = validateLoggedInRoutes(
     to,
     getters.getCurrentUser,