Meteor project , How can i delete images tagged as <none>

Hello everyone;

I have an issue with docker, i want to dockerize my meteor project, but when i build image using my dockerfile, it create several images tagged as and i can’t delete theme, it take lot of space.
I have this error when i try to delete thes images.
“Error response from daemon: conflict: unable to delete 080b558d2885 (cannot be forced) - image has dependent child images”

PS :

i followed this tutorial : Get Started Running Meteor in a Docker Container

project is available at : GitHub - khakan95/meteor2

https://itnext.io/docker-tips-about-none-images-39fb34b20bc5

HTHs

Fraser