create_how_to.md

How to manually create image

Linux

1. Build

docker build -t sheyenrath/ghaction-compress-files .

2. Delete dangling images

docker rmi $(docker images -f "dangling=true" -q)

3. Tag

docker tag sheyenrath/ghaction-compress-files:latest sheyenrath/ghaction-compress-files:2

4. Push

docker push sheyenrath/ghaction-compress-files:2

Optional

docker push sheyenrath/ghaction-compress-files:latest