How do I use the App Engine features with Flexible Environment (former Managed VMs)?
For instance, my old app uses the Image API. How do I util that API in a Fleixble Environment?
List of features in App Engine: https://cloud.google.com/appengine/docs/about-the-standard-environment
Image API: https://cloud.google.com/appengine/docs/about-the-standard-environment#images
Compatible App Engine APIs in Flexible Environment: https://cloud.google.com/appengine/docs/flexible/java/migrating-an-existing-app