Sign up route

sign-up.js

// auth-example-frontend/routes/sign-up.js

import Route from '@ember/routing/route';
import { inject as service } from '@ember/service';

const AUTHENTICATOR = 'authenticator:oauth2';

export default Route.extend({
  session: service(),
   actions: {
     async onSignUp(email, password) {
       let attrs = { email, password };
       let user = this.store.createRecord('user', attrs);
       await user.save();
       let session = this.get('session');
       await session.authenticate(AUTHENTICATOR, email, password);
    }
  }
});