Learn how to change the default language used in your application, switch between languages or access the current locale in the latest Grails Guide.
You may not be aware of this change. Starting with Grails 3.2.8 auto wiring of GORM entities is disabled when you create an app from scratch. Thus, services will not be injected into Domain Classes unless you explicitly turn GORM autowire on.
For example, Spring Security Core Plugin v3.1.2 s2-quickstart script no longer injects a service to handle password encoding into the generated User class. See Testing a Secured App Guide for an example.
The Bookshelf app for Java is a sample web app written in Java that shows how to use a variety of Google Cloud Platform products. We took that app and migrated it to Grails.
We got fancy and added a couple of additional features to the sample app:
@jagedn talks about the deployment of Grails to Google AppEngine. Moreover, he creates his own Grails profile to simplify the creation of an app ready to be deployed to Google Cloud.