The command-line (Cl) is waiting for a callback to be able to show the status of the deployment. You can use the '--verbosity' flag set to 'debug' to be able to see more what's happening on the background.
I have found these pages of interest about best practices for Docker files <https://docs.docker.com/engine/userguide/eng-image/dockerfile_best-practices/> and speeding up the Docker builds <https://blog.playmoweb.com/speed-up-your-builds-with-docker-cache-bfed14c051bf> . -- You received this message because you are subscribed to the Google Groups "Google App Engine" group. To unsubscribe from this group and stop receiving emails from it, send an email to google-appengine+unsubscr...@googlegroups.com. To post to this group, send email to google-appengine@googlegroups.com. Visit this group at https://groups.google.com/group/google-appengine. To view this discussion on the web visit https://groups.google.com/d/msgid/google-appengine/eca42177-93f5-4fed-88af-92961b266a8f%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
