Answers to http://localhost:8080/login.
Login is admin/123456 or user/password.
# build container from Dockerfile
docker build -t spring-boot-security-example .
# run container
docker run -ti -p 0.0.0.0:8080:8080 --rm spring-boot-security-example
# call your container
curl `docker-machine ip default`:8080
# stop your container
docker stop CONTAINERNAME
# debug something
docker ps