Copy image between registries docker
Re-tag and push to another registry
docker pull src-reg/img:tag && docker tag src-reg/img:tag dst-reg/img:tag && docker push dst-reg/img:tag
more docker
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Save image to tarball
docker save img:tag | gzip > img.tar.gz
Build with build args
docker build --build-arg VERSION=1.2.3 --build-arg ENV=prod -t img:tag .
Scan image with Trivy
trivy image --exit-code 1 --severity HIGH,CRITICAL img:tag
Check image SBOM
docker sbom img:tag
Inspect running container
docker inspect <container> | jq '.[0].NetworkSettings.Networks'