Build image

docker build -t elasticsearchingest
docker run elasticsearchingest

Then on another console

curl http://<host>:9200

Push Docker image to docker hub

https://docs.docker.com/engine/getstarted/step_six/

Find image

docker images | grep elasticsearchingest

Tag image

docker tag 1234567 netsynoteam/elasticsearch-ingest-attachment:latest

Push image

docker login
docker push netsynoteam/elasticsearch-ingest-attachment