commit Usage: docker commit [OPTIONS] CONTAINER [REPOSITORY[:TAG]]
Create a new image from a container's changes
-a, --author="" Author (e.g., "John Hannibal Smith <hannibal@a-team.com>")
-c, --change=[] Apply specified Dockerfile instructions while committing the image
--help Print usage
-m, --message="" Commit message
-p, --pause=true Pause container during commit
It can be useful to commit a container’s file changes or settings into a new image.